tried to make sensor_receiver restart cleanly
diff --git a/aos/linux_code/starter/starter.sh b/aos/linux_code/starter/starter.sh
index 62338af..9d7cc13 100755
--- a/aos/linux_code/starter/starter.sh
+++ b/aos/linux_code/starter/starter.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+echo $$ > /tmp/starter.pid
+
 echo '/home/driver/tmp/robot_logs/%e-%s-%p-%t.coredump' > /proc/sys/kernel/core_pattern
 
 #echo $$ > /var/run/`basename $0`.pid IT FORKS AFTER THIS!!!!