Switch all robots over to use EventLoop

Stop using the old QueueGroup constructor for ControlLoop

Change-Id: I027febf86e75399a97cdb4dc50dbc475705e0393
diff --git a/y2019/control_loops/drivetrain/drivetrain_main.cc b/y2019/control_loops/drivetrain/drivetrain_main.cc
index c872622..4e23987 100644
--- a/y2019/control_loops/drivetrain/drivetrain_main.cc
+++ b/y2019/control_loops/drivetrain/drivetrain_main.cc
@@ -1,5 +1,6 @@
 #include "aos/init.h"
 
+#include "aos/events/shm-event-loop.h"
 #include "frc971/control_loops/drivetrain/drivetrain.h"
 #include "y2019/control_loops/drivetrain/drivetrain_base.h"
 
@@ -7,8 +8,9 @@
 
 int main() {
   ::aos::Init();
+  ::aos::ShmEventLoop event_loop;
   DrivetrainLoop drivetrain(
-      ::y2019::control_loops::drivetrain::GetDrivetrainConfig());
+      ::y2019::control_loops::drivetrain::GetDrivetrainConfig(), &event_loop);
   drivetrain.Run();
   ::aos::Cleanup();
   return 0;