got rid of some annoying warnings that showed up in lots of files
diff --git a/aos/externals/WPILib/WPILib/LiveWindow/LiveWindow.h b/aos/externals/WPILib/WPILib/LiveWindow/LiveWindow.h
index 7237afa..b3e620e 100644
--- a/aos/externals/WPILib/WPILib/LiveWindow/LiveWindow.h
+++ b/aos/externals/WPILib/WPILib/LiveWindow/LiveWindow.h
@@ -24,6 +24,10 @@
 		this->subsystem = subsystem;
 		this->name = name;
 		this->isSensor = isSensor;
+#else
+    (void)subsystem;
+    (void)name;
+    (void)isSensor;
 #endif
 	}
 };