* Start upgrade. Currently go test ./... hangs.
* (squash this) Fix staking tests
* wip
* note what changes need to be made to make this work on tm v0.23.0
* Fix addr -> pubkey map
* cleanup code
* Fix slashing test failures except for begin blocker
* fix all slashing tests
* fix lcd tests
* Address PR comments
* add link to changelog.
* (wip) start making addrToPubkey map persisted. Since amino can't handle maps,
we have to change from what this commit is doing.
* Use the correct method of storing a map
* (squash this) address PR comments
* Did you run 'make'?
* remove gaiadebug binary
Merges the keybase and Ledger code from go-crypto (which is no more) into the SDK
Adds support for Ledger into gaiacli
Cherry-picks updated error handling from #1158
Dev Ojha
Federico Kunze
Christopher Goes
rigelrozanski
Fabian