Squashed commit of hc-jp-bridge-module:

commit 265365920836bb1d286c9b48b1902a2de278fdd9
Author: Hernando Castano <[email protected]>
Date:   Wed Jan 29 19:51:15 2020 -0500

    Move hc-jp-bridge repo to different folder

commit 8271991e95320baba70bd1cb9c4234d0ffd5b638
Merge: 57d0811 304cbc5
Author: Hernando Castano <[email protected]>
Date:   Wed Jan 29 19:36:41 2020 -0500

    Merge branch 'hc-jp-bridge-module' of hc-jp-bridge-module

commit 304cbc5f02d003ffa5404c1c01e461e5b8539888
Author: Hernando Castano <[email protected]>
Date:   Wed Jan 29 00:38:27 2020 -0500

    Update bridge pallet to work with the (almost) lastest master (#4672)

    * Update decl_error usage

    * WIP: Update error handling to use DispatchResult

    * Get module compiling with new error handling

    * Make tests compile again

    Main change was updating the usage of InMemoryBackend

    * Move `sp-state-machine` into dev-dependencies

    * Bump dependencies to v2.0.0

    * Remove some stray comments

    * Appy code review suggestion

commit 510cd6d96372688517496efa61773ea2839f8474
Author: Hernando Castano <[email protected]>
Date:   Tue Dec 17 12:52:51 2019 -0500

    Move Bridge Pallet into FRAME (#4373)

    * Move `bridge` crate into `frame` folder

    * Make `bridge` pallet compile after `the-big-reorg`

commit ab54e838ef75e6a3f68fd0944bf22598c10c552f
Author: Hernando Castano <[email protected]>
Date:   Mon Nov 11 21:56:40 2019 +0100

    Use new StorageProof type from #3834

commit 8fc8911fd1b4acc2274c6863fb3dba91b30c90af
Author: Hernando Castano <[email protected]>
Date:   Tue Nov 5 00:50:34 2019 +0100

    Verify Ancestry between Headers (#3963)

    * Create module for checking ancestry proofs

    * Use Vec of Headers instead of a HashMap

    * Move the ancestry verification into the lib.rs file

    * Change the proof format to exclude `child` and `ancestor` headers

    * Add a testing function for building header chains

    * Rename AncestorNotFound error to InvalidAncestryProof

    * Use ancestor hash instead of header when verifying ancestry

    * Clean up some stuff missed in the merge

commit dbe85738b68358b790cf927b34a804b965a88f96
or: Hernando Castano <[email protected]>
Date:   Fri Nov 1 15:41:58 2019 +0100

    Check given Grandpa validator set against set found in storage (#3915)

    * Make StorageProofChecker happy

    * Update some tests

    * Check given validator set against set found in storage

    * Use Finality Grandpa's Authority Id and Weight

    * Add better error handling

    * Use error type from decl_error! macro

commit 31b09216603d3e9c21144ce8c0b6bf59307a4f97
or: Hernando Castano <[email protected]>
Date:   Wed Oct 23 14:55:37 2019 +0200

    Make tests work after the changes introduced in #3793 (#3874)

    * Make tests work after the changes introduced in #3793

    * Remove unneccessary import

commit bce6d804aa86504599ff912387295c58f846cbf3
Author: Jim Posen <[email protected]>
Date:   Thu Oct 10 12:18:58 2019 +0200

    Logic for checking Substrate proofs from within runtime module. (#3783)

commit a7013e94b6c772c1d45a7cacbb445f73f6554fca
Author: Hernando Castano <[email protected]>
Date:   Fri Oct 4 15:21:00 2019 +0300

    Allow tracking of multiple bridges

commit 3cf648242d631e32bd553a67df54bf5a48912839
Author: Hernando Castano <[email protected]>
Date:   Tue Oct 1 14:55:04 2019 +0200

    Add BridgeId => Bridge mapping

commit 001c74c45072213e01857d0a2454379b447c5a76
Author: Hernando Castano <[email protected]>
Date:   Tue Oct 1 11:10:19 2019 +0200

    Get the mock runtime for tests set up

commit 38443a1e8b424ed2f148eb95121d009f730e3b5a
Author: Hernando Castano <[email protected]>
Date:   Fri Sep 27 14:52:53 2019 +0200

    Clean up some warnings

commit bdc3b01401e89c7111f8bf71f84c50750d25089f
Author: Hernando Castano <[email protected]>
Date:   Thu Sep 26 16:41:01 2019 +0200

    Add more skeleton code

commit 26995efbf4bac2842eb2822322f7ad3c3e88feb8
Author: Hernando Castano <[email protected]>
Date:   Wed Sep 25 15:16:57 2019 +0200

    Create `bridge` module skeleton