* crypto/keys/hd: use btcec to remove dep on tendermint
* crypto/keys/bcrypt: improve comment about fork
* crypto/keys/bip39 -> crypto/keys/bip39/fundraiser
* crypto/keys/bip39: bring in fork of tyler-smith
* crypto/keys/hd: update dep
* crypto/keys: update deps
* crypto/keys: move mintkey.go into new crypto/keys/mintkey
* crypto/keys/hd: NewParamsFromPath
* crypto/keys: keybase.Derive takes a bip39 passphrase too
* crypto/keys/hd: BIP44Params.DerivationPath
* gaiacli keys: add commands new and mnemonic
* fix lints
* minor fixes from review
* update Gopkg.toml
* add tendermint fork of golang.org/x/crypto
* pin some transitive deps
* crypto/keys/bcrypt: remove
* remove in favour of fork of golang.org/x/crypto/bcrypt at github.com/tendermint/crypto/bcrypt
* crypto/keys/bip39: remove completely
* use fork cosmos/go-bip39 instead
* Gopkg.toml: dont use master
* Pull in changes from my PR
* fixes from review
* enforce min len for --unsafe-entropy
* lint fix
* feedback from review
* fix 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
Juan Leni
Ethan Buchman
Christopher Goes