Upgraded //y2015_bot3 to use the common drive code.

This is a fixup from changing the call signature of DoCoerceGoal

Change-Id: I3b96da7107a524ca0e6cd66c9de3ae3443124253
diff --git a/y2015_bot3/control_loops/python/BUILD b/y2015_bot3/control_loops/python/BUILD
index 346cafd..640d929 100644
--- a/y2015_bot3/control_loops/python/BUILD
+++ b/y2015_bot3/control_loops/python/BUILD
@@ -22,3 +22,29 @@
     '//frc971/control_loops/python:controls',
   ]
 )
+
+py_binary(
+  name = 'polydrivetrain',
+  srcs = [
+    'polydrivetrain.py',
+    'drivetrain.py',
+  ],
+  deps = [
+    '//external:python-gflags',
+    '//external:python-glog',
+    '//frc971/control_loops/python:controls',
+  ],
+)
+
+py_library(
+  name = 'polydrivetrain_lib',
+  srcs = [
+    'polydrivetrain.py',
+    'drivetrain.py',
+  ],
+  deps = [
+    '//external:python-gflags',
+    '//external:python-glog',
+    '//frc971/control_loops/python:controls',
+  ],
+)