update package name

priv_key.go

@@ -1,4 +1,4 @@
-package account
+package crypto
 
 import (
 	"github.com/tendermint/ed25519"

pub_key.go

@@ -1,14 +1,13 @@
-
-package account
+package crypto
 
 import (
 	"bytes"
 
 	"github.com/tendermint/ed25519"
 	"github.com/tendermint/ed25519/extra25519"
-	"golang.org/x/crypto/ripemd160"
-	"github.com/tendermint/go-wire"
 	. "github.com/tendermint/go-common"
+	"github.com/tendermint/go-wire"
+	"golang.org/x/crypto/ripemd160"
 )
 
 // PubKey is part of Account and Validator.

signature.go

@@ -1,10 +1,10 @@
-package account
+package crypto
 
 import (
 	"fmt"
 
-	"github.com/tendermint/go-wire"
 	. "github.com/tendermint/go-common"
+	"github.com/tendermint/go-wire"
 )
 
 // Signature is a part of Txs and consensus Votes.

signature_test.go

@@ -1,4 +1,4 @@
-package account
+package crypto
 
 import (
 	"bytes"