cmd/gaiad: add multisign-batch command, remove dups

Remove duplicate vesting sub-command.

Add multisign-batch command.

Closes: cosmos#746

cmd/gaiad/cmd/root.go

@@ -20,7 +20,6 @@ import (
 	authclient "github.com/cosmos/cosmos-sdk/x/auth/client"
 	authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
 	"github.com/cosmos/cosmos-sdk/x/auth/types"
-	vestingcli "github.com/cosmos/cosmos-sdk/x/auth/vesting/client/cli"
 	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
 	"github.com/cosmos/cosmos-sdk/x/crisis"
 	genutilcli "github.com/cosmos/cosmos-sdk/x/genutil/client/cli"
@@ -131,13 +130,12 @@ func txCommand() *cobra.Command {
 		authcmd.GetSignCommand(),
 		authcmd.GetSignBatchCommand(),
 		authcmd.GetMultiSignCommand(),
+		authcmd.GetMultiSignBatchCmd(),
 		authcmd.GetValidateSignaturesCommand(),
 		flags.LineBreak,
 		authcmd.GetBroadcastCommand(),
 		authcmd.GetEncodeCommand(),
 		authcmd.GetDecodeCommand(),
-		flags.LineBreak,
-		vestingcli.GetTxCmd(),
 	)
 
 	gaia.ModuleBasics.AddTxCommands(cmd)