Merge PR #1773: Query the votes on a proposal

* added lcd endpoint to query all votes on a proposal
* added cli support
* Gopkg.lock from new dep
* Update PENDING.md

cmd/gaia/cli_test/cli_test.go

@@ -217,6 +217,11 @@ func TestGaiaCLISubmitProposal(t *testing.T) {
 	vote := executeGetVote(t, fmt.Sprintf("gaiacli gov query-vote --proposalID=1 --voter=%s --output=json %v", fooAddr, flags))
 	require.Equal(t, int64(1), vote.ProposalID)
 	require.Equal(t, gov.OptionYes, vote.Option)
+
+	votes := executeGetVotes(t, fmt.Sprintf("gaiacli gov query-votes --proposalID=1 --output=json %v", flags))
+	require.Len(t, votes, 1)
+	require.Equal(t, int64(1), votes[0].ProposalID)
+	require.Equal(t, gov.OptionYes, votes[0].Option)
 }
 
 //___________________________________________________________________________________
@@ -321,3 +326,12 @@ func executeGetVote(t *testing.T, cmdStr string) gov.Vote {
 	require.NoError(t, err, "out %v\n, err %v", out, err)
 	return vote
 }
+
+func executeGetVotes(t *testing.T, cmdStr string) []gov.Vote {
+	out := tests.ExecuteT(t, cmdStr)
+	var votes []gov.Vote
+	cdc := app.MakeCodec()
+	err := cdc.UnmarshalJSON([]byte(out), &votes)
+	require.NoError(t, err, "out %v\n, err %v", out, err)
+	return votes
+}

cmd/gaia/cmd/gaiacli/main.go

@@ -112,6 +112,7 @@ func main() {
 		client.GetCommands(
 			govcmd.GetCmdQueryProposal("gov", cdc),
 			govcmd.GetCmdQueryVote("gov", cdc),
+			govcmd.GetCmdQueryVotes("gov", cdc),
 		)...)
 	govCmd.AddCommand(
 		client.PostCommands(