cleaned up the build setup etc for robot_state
diff --git a/aos/common/messages/messages.gyp b/aos/common/messages/messages.gyp
index b9737d1..0b7805b 100644
--- a/aos/common/messages/messages.gyp
+++ b/aos/common/messages/messages.gyp
@@ -1,10 +1,10 @@
 {
   'targets': [
     {
-      'target_name': 'aos_queues',
+      'target_name': 'robot_state',
       'type': 'static_library',
       'sources': [
-        'RobotState.q',
+        'robot_state.q',
       ],
       'variables': {
         'header_path': 'aos/common/messages',
diff --git a/aos/common/messages/RobotState.q b/aos/common/messages/robot_state.q
similarity index 100%
rename from aos/common/messages/RobotState.q
rename to aos/common/messages/robot_state.q