diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index c50f2e0b0d6ab4226f0a62bb49619282b52a14d6..7438db220f320f1df6cf2b0c783c6fd13fad07b9 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -11,11 +11,11 @@ dependencies = [
 
 [[package]]
 name = "adder"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "dlmalloc 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.15",
+ "polkadot-parachain 0.7.16",
  "sp-io 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-wasm-builder-runner 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-keccak 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -25,15 +25,15 @@ dependencies = [
 name = "adder-collator"
 version = "0.1.0"
 dependencies = [
- "adder 0.7.15",
+ "adder 0.7.16",
  "ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-collator 0.7.15",
- "polkadot-parachain 0.7.15",
- "polkadot-primitives 0.7.15",
+ "polkadot-collator 0.7.16",
+ "polkadot-parachain 0.7.16",
+ "polkadot-primitives 0.7.16",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1110,7 +1110,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "fork-tree"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1118,7 +1118,7 @@ dependencies = [
 [[package]]
 name = "frame-executive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1132,7 +1132,7 @@ dependencies = [
 [[package]]
 name = "frame-metadata"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1143,7 +1143,7 @@ dependencies = [
 [[package]]
 name = "frame-support"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "bitmask 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-metadata 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1167,7 +1167,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support-procedural-tools 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1178,7 +1178,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support-procedural-tools-derive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1190,7 +1190,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools-derive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1200,7 +1200,7 @@ dependencies = [
 [[package]]
 name = "frame-system"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1217,7 +1217,7 @@ dependencies = [
 [[package]]
 name = "frame-system-rpc-runtime-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1530,7 +1530,7 @@ dependencies = [
 [[package]]
 name = "grafana-data-source"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "async-std 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1583,7 +1583,7 @@ dependencies = [
 
 [[package]]
 name = "halt"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "substrate-wasm-builder-runner 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2032,7 +2032,7 @@ dependencies = [
 
 [[package]]
 name = "kusama-runtime"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-executive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2067,9 +2067,9 @@ dependencies = [
  "pallet-treasury 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "pallet-utility 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-runtime-common 0.7.15",
+ "polkadot-parachain 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-runtime-common 0.7.16",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2991,7 +2991,7 @@ dependencies = [
 [[package]]
 name = "pallet-authority-discovery"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3009,7 +3009,7 @@ dependencies = [
 [[package]]
 name = "pallet-authorship"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3026,7 +3026,7 @@ dependencies = [
 [[package]]
 name = "pallet-babe"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3047,7 +3047,7 @@ dependencies = [
 [[package]]
 name = "pallet-balances"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3061,7 +3061,7 @@ dependencies = [
 [[package]]
 name = "pallet-collective"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3077,7 +3077,7 @@ dependencies = [
 [[package]]
 name = "pallet-democracy"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3092,7 +3092,7 @@ dependencies = [
 [[package]]
 name = "pallet-elections-phragmen"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3105,7 +3105,7 @@ dependencies = [
 [[package]]
 name = "pallet-finality-tracker"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3121,7 +3121,7 @@ dependencies = [
 [[package]]
 name = "pallet-grandpa"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3139,7 +3139,7 @@ dependencies = [
 [[package]]
 name = "pallet-identity"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "enumflags2 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3154,7 +3154,7 @@ dependencies = [
 [[package]]
 name = "pallet-im-online"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3173,7 +3173,7 @@ dependencies = [
 [[package]]
 name = "pallet-indices"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3190,7 +3190,7 @@ dependencies = [
 [[package]]
 name = "pallet-membership"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3204,7 +3204,7 @@ dependencies = [
 [[package]]
 name = "pallet-nicks"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3218,7 +3218,7 @@ dependencies = [
 [[package]]
 name = "pallet-offences"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3233,7 +3233,7 @@ dependencies = [
 [[package]]
 name = "pallet-randomness-collective-flip"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3246,7 +3246,7 @@ dependencies = [
 [[package]]
 name = "pallet-session"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3265,7 +3265,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3285,7 +3285,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking-reward-curve"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3296,7 +3296,7 @@ dependencies = [
 [[package]]
 name = "pallet-sudo"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3310,7 +3310,7 @@ dependencies = [
 [[package]]
 name = "pallet-timestamp"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3326,7 +3326,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3339,7 +3339,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "jsonrpc-core 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-core-client 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3356,7 +3356,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc-runtime-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3369,7 +3369,7 @@ dependencies = [
 [[package]]
 name = "pallet-treasury"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3383,7 +3383,7 @@ dependencies = [
 [[package]]
 name = "pallet-utility"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3694,18 +3694,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "polkadot"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-cli 0.7.15",
- "polkadot-service 0.7.15",
+ "polkadot-cli 0.7.16",
+ "polkadot-service 0.7.16",
  "vergen 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "polkadot-availability-store"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3716,8 +3716,8 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-erasure-coding 0.7.15",
- "polkadot-primitives 0.7.15",
+ "polkadot-erasure-coding 0.7.16",
+ "polkadot-primitives 0.7.16",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-keystore 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3732,7 +3732,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-cli"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "console_error_panic_hook 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "console_log 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3742,7 +3742,7 @@ dependencies = [
  "kvdb-web 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p 0.13.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-service 0.7.15",
+ "polkadot-service 0.7.16",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc-cli 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3756,16 +3756,16 @@ dependencies = [
 
 [[package]]
 name = "polkadot-collator"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-timer 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-cli 0.7.15",
- "polkadot-network 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-service 0.7.15",
- "polkadot-validation 0.7.15",
+ "polkadot-cli 0.7.16",
+ "polkadot-network 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-service 0.7.16",
+ "polkadot-validation 0.7.16",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-network 0.8.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3778,11 +3778,11 @@ dependencies = [
 
 [[package]]
 name = "polkadot-erasure-coding"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "derive_more 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-primitives 0.7.15",
+ "polkadot-primitives 0.7.16",
  "reed-solomon-erasure 4.0.0 (git+https://github.com/paritytech/reed-solomon-erasure)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-trie 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3790,7 +3790,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-network"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3798,10 +3798,10 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.15",
- "polkadot-erasure-coding 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-validation 0.7.15",
+ "polkadot-availability-store 0.7.16",
+ "polkadot-erasure-coding 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-validation 0.7.16",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-network 0.8.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-network-gossip 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3814,11 +3814,11 @@ dependencies = [
 
 [[package]]
 name = "polkadot-parachain"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
- "adder 0.7.15",
+ "adder 0.7.16",
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "halt 0.7.15",
+ "halt 0.7.16",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3836,12 +3836,12 @@ dependencies = [
 
 [[package]]
 name = "polkadot-primitives"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "pallet-babe 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.15",
+ "polkadot-parachain 0.7.16",
  "pretty_assertions 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3857,12 +3857,12 @@ dependencies = [
 
 [[package]]
 name = "polkadot-rpc"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "jsonrpc-core 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "pallet-transaction-payment-rpc 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-primitives 0.7.15",
+ "polkadot-primitives 0.7.16",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-rpc 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3872,7 +3872,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-runtime"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-executive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3907,9 +3907,9 @@ dependencies = [
  "pallet-transaction-payment-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "pallet-treasury 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-runtime-common 0.7.15",
+ "polkadot-parachain 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-runtime-common 0.7.16",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3937,7 +3937,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-runtime-common"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3955,8 +3955,8 @@ dependencies = [
  "pallet-timestamp 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "pallet-treasury 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.15",
- "polkadot-primitives 0.7.15",
+ "polkadot-parachain 0.7.16",
+ "polkadot-primitives 0.7.16",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3976,13 +3976,13 @@ dependencies = [
 
 [[package]]
 name = "polkadot-service"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "frame-system-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "kusama-runtime 0.7.15",
+ "kusama-runtime 0.7.16",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "pallet-babe 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3991,12 +3991,12 @@ dependencies = [
  "pallet-transaction-payment-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.15",
- "polkadot-network 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-rpc 0.7.15",
- "polkadot-runtime 0.7.15",
- "polkadot-validation 0.7.15",
+ "polkadot-availability-store 0.7.16",
+ "polkadot-network 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-rpc 0.7.16",
+ "polkadot-runtime 0.7.16",
+ "polkadot-validation 0.7.16",
  "sc-authority-discovery 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-chain-spec 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4030,16 +4030,16 @@ dependencies = [
 
 [[package]]
 name = "polkadot-statement-table"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-primitives 0.7.15",
+ "polkadot-primitives 0.7.16",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
 
 [[package]]
 name = "polkadot-validation"
-version = "0.7.15"
+version = "0.7.16"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive_more 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4050,11 +4050,11 @@ dependencies = [
  "pallet-babe 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.15",
- "polkadot-erasure-coding 0.7.15",
- "polkadot-parachain 0.7.15",
- "polkadot-primitives 0.7.15",
- "polkadot-statement-table 0.7.15",
+ "polkadot-availability-store 0.7.16",
+ "polkadot-erasure-coding 0.7.16",
+ "polkadot-parachain 0.7.16",
+ "polkadot-primitives 0.7.16",
+ "polkadot-statement-table 0.7.16",
  "sc-block-builder 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-finality-grandpa 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4603,7 +4603,7 @@ dependencies = [
 [[package]]
 name = "sc-authority-discovery"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4628,7 +4628,7 @@ dependencies = [
 [[package]]
 name = "sc-block-builder"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4642,7 +4642,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc-chain-spec-derive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4657,7 +4657,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec-derive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4668,7 +4668,7 @@ dependencies = [
 [[package]]
 name = "sc-cli"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "ansi_term 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "app_dirs 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4703,7 +4703,7 @@ dependencies = [
 [[package]]
 name = "sc-client"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4736,7 +4736,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4767,7 +4767,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4792,7 +4792,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4832,7 +4832,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4851,7 +4851,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4865,7 +4865,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4892,7 +4892,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4907,7 +4907,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4923,7 +4923,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4947,7 +4947,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4977,7 +4977,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -4992,7 +4992,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -5037,7 +5037,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -5053,7 +5053,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -5080,7 +5080,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -5091,7 +5091,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
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@@ -5120,7 +5120,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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@@ -5142,7 +5142,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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@@ -5157,7 +5157,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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@@ -5204,7 +5204,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5215,7 +5215,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5237,7 +5237,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5253,7 +5253,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5268,7 +5268,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5566,7 +5566,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5580,7 +5580,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5592,7 +5592,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5604,7 +5604,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5617,7 +5617,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5629,7 +5629,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5640,7 +5640,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5652,7 +5652,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5668,7 +5668,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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@@ -5687,7 +5687,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
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@@ -5703,7 +5703,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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@@ -5742,7 +5742,7 @@ dependencies = [
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
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  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5752,7 +5752,7 @@ dependencies = [
 [[package]]
 name = "sp-externalities"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "environmental 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-std 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5762,7 +5762,7 @@ dependencies = [
 [[package]]
 name = "sp-finality-grandpa"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5775,7 +5775,7 @@ dependencies = [
 [[package]]
 name = "sp-finality-tracker"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-inherents 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5785,7 +5785,7 @@ dependencies = [
 [[package]]
 name = "sp-inherents"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5797,7 +5797,7 @@ dependencies = [
 [[package]]
 name = "sp-io"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5814,7 +5814,7 @@ dependencies = [
 [[package]]
 name = "sp-keyring"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5825,7 +5825,7 @@ dependencies = [
 [[package]]
 name = "sp-offchain"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5834,7 +5834,7 @@ dependencies = [
 [[package]]
 name = "sp-panic-handler"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "backtrace 0.3.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5843,7 +5843,7 @@ dependencies = [
 [[package]]
 name = "sp-phragmen"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5853,7 +5853,7 @@ dependencies = [
 [[package]]
 name = "sp-rpc"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5862,7 +5862,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5881,7 +5881,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "environmental 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5896,7 +5896,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface-proc-macro"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "Inflector 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5908,7 +5908,7 @@ dependencies = [
 [[package]]
 name = "sp-serializer"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5917,7 +5917,7 @@ dependencies = [
 [[package]]
 name = "sp-session"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5927,7 +5927,7 @@ dependencies = [
 [[package]]
 name = "sp-staking"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5937,7 +5937,7 @@ dependencies = [
 [[package]]
 name = "sp-state-machine"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5956,12 +5956,12 @@ dependencies = [
 [[package]]
 name = "sp-std"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 
 [[package]]
 name = "sp-storage"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-serde 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5972,7 +5972,7 @@ dependencies = [
 [[package]]
 name = "sp-timestamp"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5985,7 +5985,7 @@ dependencies = [
 [[package]]
 name = "sp-transaction-pool"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5999,7 +5999,7 @@ dependencies = [
 [[package]]
 name = "sp-trie"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory-db 0.18.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -6013,7 +6013,7 @@ dependencies = [
 [[package]]
 name = "sp-version"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-serde 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -6025,7 +6025,7 @@ dependencies = [
 [[package]]
 name = "sp-wasm-interface"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -6129,7 +6129,7 @@ dependencies = [
 [[package]]
 name = "substrate-frame-rpc-system"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#7805f49886645da897e0ff77cc6a2a9087044bf1"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#1473374156ed5539ed784ba6a4632b69347730a5"
 dependencies = [
  "frame-system-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/polkadot/Cargo.toml b/polkadot/Cargo.toml
index 95535cdb5a13ad47b2b247c80243ad4aa9af3e17..0a788cc46b65eacf1acb6daf8b2c8f8724012b30 100644
--- a/polkadot/Cargo.toml
+++ b/polkadot/Cargo.toml
@@ -4,7 +4,7 @@ path = "src/main.rs"
 
 [package]
 name = "polkadot"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 build = "build.rs"
 edition = "2018"
diff --git a/polkadot/availability-store/Cargo.toml b/polkadot/availability-store/Cargo.toml
index 88546eb81d9498813ab1eed09d9887ce86178584..6fc19091afe4cfa75f9d3c237d2e9c7f915aa4c0 100644
--- a/polkadot/availability-store/Cargo.toml
+++ b/polkadot/availability-store/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "polkadot-availability-store"
 description = "Persistent database for parachain data"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/cli/Cargo.toml b/polkadot/cli/Cargo.toml
index 6899ae426ebf55084e86ea82fde34551c0a3d722..51bf1481f7fcee61dcdd37451b599a1cc2f3a5f7 100644
--- a/polkadot/cli/Cargo.toml
+++ b/polkadot/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-cli"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Polkadot node implementation in Rust."
 edition = "2018"
diff --git a/polkadot/collator/Cargo.toml b/polkadot/collator/Cargo.toml
index 2e2705e7caa49a5e2416236317e15c14a9eb3c2b..4933748b8c51629e0825348c5fb0b2d10f687bd3 100644
--- a/polkadot/collator/Cargo.toml
+++ b/polkadot/collator/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-collator"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Collator node implementation"
 edition = "2018"
diff --git a/polkadot/erasure-coding/Cargo.toml b/polkadot/erasure-coding/Cargo.toml
index 33145e3a8ed8cc02a45d22c7903d423338865708..66628e4508c3ae93ac35ef64c10e6df013d014a8 100644
--- a/polkadot/erasure-coding/Cargo.toml
+++ b/polkadot/erasure-coding/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-erasure-coding"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/network/Cargo.toml b/polkadot/network/Cargo.toml
index 4f75982b09f26cfc021c97b8462a30e6707104d9..ddeff2e0af8262a13de664954033575a9281aede 100644
--- a/polkadot/network/Cargo.toml
+++ b/polkadot/network/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-network"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Polkadot-specific networking protocol"
 edition = "2018"
diff --git a/polkadot/parachain/Cargo.toml b/polkadot/parachain/Cargo.toml
index a5fdb4cd0ec966b86c118e3042f7c1c9ccc5e7e2..729499d74f644eae2e9209999a35bab49980043e 100644
--- a/polkadot/parachain/Cargo.toml
+++ b/polkadot/parachain/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-parachain"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Types and utilities for creating and working with parachains"
 edition = "2018"
diff --git a/polkadot/primitives/Cargo.toml b/polkadot/primitives/Cargo.toml
index bf804fb40871c86d3ecdfd20e2d4c86810967816..ca5fd14fda4b1bd0a9d9b9326d1c3be9962e2cc4 100644
--- a/polkadot/primitives/Cargo.toml
+++ b/polkadot/primitives/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-primitives"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/rpc/Cargo.toml b/polkadot/rpc/Cargo.toml
index e234b967867cb3f8f46267ebc4fa9fffac945c3d..a58707e4e32f27bd300ed7dca07d1fb15c99a28f 100644
--- a/polkadot/rpc/Cargo.toml
+++ b/polkadot/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-rpc"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/runtime/common/Cargo.toml b/polkadot/runtime/common/Cargo.toml
index 7bfcc528fcc79fdb94c65c12c8d4e8c75c829961..58d3ab7f0033c5bbc551b066dbdfb12f0f5b8228 100644
--- a/polkadot/runtime/common/Cargo.toml
+++ b/polkadot/runtime/common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-runtime-common"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/runtime/kusama/Cargo.toml b/polkadot/runtime/kusama/Cargo.toml
index e3efbf5a4e577be04ae50ee9ab12693528affd29..876f07f3e5841b315158046d65e4146ffd0437f0 100644
--- a/polkadot/runtime/kusama/Cargo.toml
+++ b/polkadot/runtime/kusama/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "kusama-runtime"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 build = "build.rs"
diff --git a/polkadot/runtime/kusama/src/lib.rs b/polkadot/runtime/kusama/src/lib.rs
index 6b097a17b899cf545e9897e3112e715573788b8f..21ab324233f46dce76a459229d70946bb241e7fb 100644
--- a/polkadot/runtime/kusama/src/lib.rs
+++ b/polkadot/runtime/kusama/src/lib.rs
@@ -72,13 +72,12 @@ use constants::{time::*, currency::*};
 #[cfg(feature = "std")]
 include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
 
-// Kusama version identifier;
 /// Runtime version (Kusama).
 pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("kusama"),
 	impl_name: create_runtime_str!("parity-kusama"),
 	authoring_version: 2,
-	spec_version: 1036,
+	spec_version: 1037,
 	impl_version: 2,
 	apis: RUNTIME_API_VERSIONS,
 };
@@ -288,8 +287,8 @@ impl staking::Trait for Runtime {
 	type SessionsPerEra = SessionsPerEra;
 	type BondingDuration = BondingDuration;
 	type SlashDeferDuration = SlashDeferDuration;
-	// A super-majority of the council can cancel the slash.
-	type SlashCancelOrigin = collective::EnsureProportionAtLeast<_3, _4, AccountId, CouncilCollective>;
+	// A majority of the council can cancel the slash.
+	type SlashCancelOrigin = collective::EnsureProportionAtLeast<_1, _2, AccountId, CouncilCollective>;
 	type SessionInterface = Self;
 	type Time = Timestamp;
 	type RewardCurve = RewardCurve;
diff --git a/polkadot/runtime/polkadot/Cargo.toml b/polkadot/runtime/polkadot/Cargo.toml
index 15a24ab8cde61abc05e3b9011808a3896b6100eb..1d3baacaf0e85344b4bd922f126c33bf01a96343 100644
--- a/polkadot/runtime/polkadot/Cargo.toml
+++ b/polkadot/runtime/polkadot/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-runtime"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 build = "build.rs"
diff --git a/polkadot/service/Cargo.toml b/polkadot/service/Cargo.toml
index fc31b027239413facae81a7a5965480f5aadf308..c1fc9c73611ba54a12a94bbe0102c67cf6727e8d 100644
--- a/polkadot/service/Cargo.toml
+++ b/polkadot/service/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-service"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/statement-table/Cargo.toml b/polkadot/statement-table/Cargo.toml
index ccb2d1ae90e867333f72922b722d031569007810..c4cb5d37aac5735e6c2a0ea4bdee97ab74f71b0c 100644
--- a/polkadot/statement-table/Cargo.toml
+++ b/polkadot/statement-table/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-statement-table"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/test-parachains/adder/Cargo.toml b/polkadot/test-parachains/adder/Cargo.toml
index d95bd9c9a5be64185cfcdc9a10487e66e7752cc0..57288922d43cdf7480c2e61d46f76755e5606f10 100644
--- a/polkadot/test-parachains/adder/Cargo.toml
+++ b/polkadot/test-parachains/adder/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "adder"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Test parachain which adds to a number as its state transition"
 edition = "2018"
diff --git a/polkadot/test-parachains/halt/Cargo.toml b/polkadot/test-parachains/halt/Cargo.toml
index 639de1968b536d4dec68866cff1b7fb518818675..ad5ff8f08bfb60147655e698c9de4592ed160e6f 100644
--- a/polkadot/test-parachains/halt/Cargo.toml
+++ b/polkadot/test-parachains/halt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "halt"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Test parachain which executes forever"
 edition = "2018"
diff --git a/polkadot/validation/Cargo.toml b/polkadot/validation/Cargo.toml
index 422262971045505b907c2c079d42a43224e9ab1f..6fe6794a0431eb975e0b415aaa09201a51ad188f 100644
--- a/polkadot/validation/Cargo.toml
+++ b/polkadot/validation/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-validation"
-version = "0.7.15"
+version = "0.7.16"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"