EPIC: Zondax fixes

[ainhoa-a]

Phase 1: Fixes and triage June & July

During the month of June and July we will work on the following repositories:

cosmos/ledger-cosmos
cosmos/ledger-cosmos-js/
cosmos/ledger-go
cosmos/ledger-cosmos-go

with the following scope of work:

Issue and triage cosmos-ledger libraries:

Ledger Cosmos

• Ledger can't sign MsgMultiSend ledger-cosmos#38
• Kava Lend - IBC assets can't be supplied/withdrawn ledger-cosmos#66
• Ledger + gravitybridge character gives error ledger-cosmos#54
• Ledger App Improvements: Several updates LedgerHQ/app-cosmos#19
  • Improve testcases adding extra fields
  • Increase COIN_DENOM_MAXSIZE in order to solve IBC tokens issue
  • Remove zxlib source files and configure it as submodule
  • Add some verifications when the device is locked and verify return error codes
  • Update to latest Zemu version
  • Support for NanoS+ is included but that was already merge in develop branch

Ledger Cosmos js

• Split address confirmation and address retrieval ledger-cosmos-js#10
• Ledger hangs in address confirmation screen ledger-cosmos-js#9
• Feature request: Get Ledger firmware ledger-cosmos-js#7
• Fix Ledger signing: Ledger: Fail to send token: Data is invalid : Unrecognized error code Zondax/ledger-cosmos-js#56
• move to cosmos org Zondax/ledger-cosmos-js#52
• Typescript Zondax/ledger-cosmos-js#45

Ledger Cosmos go

• Added support for Nano S Plus ledger-go#4

Triage, support and handle: C:Keys Keybase, KMS and HSMs

• Confusing error message when migration via keys list on macos #10220
• AccountNumber should be AccountNonce #3479
• Add secp256r1 support to keyring #8861
• gentx --name vuser --amount 10000000foo asks for keyring password three times #5771
• simd keys odd behaviour #11367
• keys list with keyring-backend=os requires you to enter your password once per key :o  #10875
• keyring API doesn't work as expected #11368