fix(rpc): fix broken tests caused by --allow-insecure-unlock and minor refactor RPC backend#145

VictorTrustyDev merged 3 commits into

mainEscanBE/evermint:mainfrom

fix/correct-allow-insecure-unlockEscanBE/evermint:fix/correct-allow-insecure-unlockCopy head branch name to clipboard