Convert y2014 to use explicit ids

This makes it harder to accidentally break compatability

Change-Id: Id0e5cdb56a1e442b7d39fd7c9f9424a192462462
diff --git a/y2014/control_loops/claw/claw_goal.fbs b/y2014/control_loops/claw/claw_goal.fbs
index eb5860c..8db5e68 100644
--- a/y2014/control_loops/claw/claw_goal.fbs
+++ b/y2014/control_loops/claw/claw_goal.fbs
@@ -3,13 +3,13 @@
 // All angles here are 0 vertical, positive "up" (aka backwards).
 table Goal {
   // The angle of the bottom claw.
-  bottom_angle:double;
+  bottom_angle:double (id: 0);
   // How much higher the top claw is.
-  separation_angle:double;
+  separation_angle:double (id: 1);
   // top claw intake roller
-  intake:double;
+  intake:double (id: 2);
   // bottom claw tusk centering
-  centering:double;
+  centering:double (id: 3);
 }
 
 root_type Goal;