This is to facillitate ease of implementing #1406. (Tags for messages
could then be added dynamically)
Ultimately once we make the router support hiearchical routing, (#770)
we can then remove the name field and just the parse info for tags from that.
Until then, we can parse the tag name as
`fmt.Sprintf("%s %s", msg.Type(), msg.Name())`
- call MustSortJSON before return JSON bytes to guarantee alphabetic
ordering
- moved SortJSON and MustSortJSON to types package to avoid cyclic
package dep
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
sunnya97
Liamsi
Christopher Goes
rigelrozanski
Christopher Goes
Sunny Aggarwal