## Description
Internalize some libs. This reduces the amount ot public API tendermint is supporting. The moved libraries are mainly ones that are used within Tendermint-core.
## Description
This PR wraps the stdlib sync.(RW)Mutex & godeadlock.(RW)Mutex. This enables using go-deadlock via a build flag instead of using sed to replace sync with godeadlock in all files
Closes: #3242
Amino-compatible JSON encoder/decoder, including bug compatibility. Interface types must be registered via `json.RegisterType()`. Unlike Amino, this allows floats to be encoded/decoded.
Partial fix for #4828, needs code migration.