Add raw chainspecs for Westmint and Statemine (#470)

* add raw chainspecs

* rename chain specs

* add statemine to accepted --chain values

* fix up westmint chainspec

* fix up westmint chainspec

* add token symbol and decimals to statemine chain spec

Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

cumulus/polkadot-parachains/res/westmint.json

 {
   "name": "Westmint",
-  "id": "shell",
+  "id": "westmint",
   "chainType": "Live",
   "bootNodes": [
-    "/ip4/35.204.21.205/tcp/30334/p2p/12D3KooWLjaXWhNTSiRVFbTJCKLRWt9XXHLGVnAFtxvnExKkVPqn",
-    "/ip4/34.141.171.170/tcp/30334/p2p/12D3KooWBNy2Jdrjv2P7sdfb1mzH1AGzwjip5rW4N2Ft1T3Hdq5c",
-    "/ip4/34.141.221.252/tcp/30334/p2p/12D3KooWC9YYdjQLwxTNVda6t4nmjAZG37gaRZLNi4Zuhr9xUveW",
-    "/ip4/34.90.92.174/tcp/30334/p2p/12D3KooWQcXpUyVqwC2zJkwECCC7ttLCUCLTjnbGxTVfhSgmH2sD"
-
-  ],
+      "/ip4/35.204.21.205/tcp/30334/p2p/12D3KooWLjaXWhNTSiRVFbTJCKLRWt9XXHLGVnAFtxvnExKkVPqn",
+      "/ip4/34.141.171.170/tcp/30334/p2p/12D3KooWBNy2Jdrjv2P7sdfb1mzH1AGzwjip5rW4N2Ft1T3Hdq5c",
+      "/ip4/34.141.221.252/tcp/30334/p2p/12D3KooWC9YYdjQLwxTNVda6t4nmjAZG37gaRZLNi4Zuhr9xUveW",
+      "/ip4/34.90.92.174/tcp/30334/p2p/12D3KooWQcXpUyVqwC2zJkwECCC7ttLCUCLTjnbGxTVfhSgmH2sD"
+   ],
   "telemetryEndpoints": null,
   "protocolId": null,
+  "relay_chain": "westend",
   "properties": {
     "tokenDecimals": 12,
     "tokenSymbol": "WND"
   },
-  "relay_chain": "westend",
   "para_id": 1000,
   "consensusEngine": null,
   "lightSyncState": null,

cumulus/polkadot-parachains/src/command.rs

@@ -99,10 +99,9 @@ fn load_spec(
 		// the chain spec as used for generating the upgrade genesis values
 		"statemine-genesis" => Box::new(chain_spec::statemine_config(para_id)),
 		// the shell-based chain spec as used for syncing
-		// TODO: enable once the chain spec is ready and available
-		// "statemine" => Box::new(chain_spec::ChainSpec::from_json_bytes(
-		// 	&include_bytes!("../res/statemine.json")[..],
-		// )?),
+		"statemine" => Box::new(chain_spec::ChainSpec::from_json_bytes(
+			&include_bytes!("../res/statemine.json")[..],
+		)?),
 		"westmint-dev" => Box::new(chain_spec::westmint_development_config(para_id)),
 		"westmint-local" => Box::new(chain_spec::westmint_local_config(para_id)),
 		// the chain spec as used for generating the upgrade genesis values