Merge pull request #1476 from dfawley/pkg

Rename packages for grpclb messages/service to match directory name

Author: ZhouyihaiDing

grpclb/grpc_lb_v1/messages/messages.pb.go

@@ -15,6 +15,7 @@
 syntax = "proto3";
 
 package grpc.lb.v1;
+option go_package = "messages";
 
 message Duration {
   // Signed seconds of the span of time. Must be from -315,576,000,000

grpclb/grpc_lb_v1/messages/messages.proto

@@ -15,6 +15,7 @@
 syntax = "proto3";
 
 package grpc.lb.v1;
+option go_package = "service";
 
 import "grpc_lb_v1/messages/messages.proto";