fixed the way index #includes <memory>. can't push to Austin
diff --git a/frc971/control_loops/index/index.h b/frc971/control_loops/index/index.h
index 6b55ec4..f488978 100644
--- a/frc971/control_loops/index/index.h
+++ b/frc971/control_loops/index/index.h
@@ -2,7 +2,7 @@
 #define FRC971_CONTROL_LOOPS_WRIST_H_
 
 #include <deque>
-#include <memory>
+#include "aos/common/libstdc++/memory"
 
 #include "aos/common/control_loop/ControlLoop.h"
 #include "aos/common/time.h"