update launch app and launch services scripts to use timouts

dockerfiles/services/timeout.sh

@@ -83,7 +83,7 @@ fi
 
     # Be nice, post SIGTERM first.
     # The 'exit 0' below will be executed if any preceeding command fails.
-    kill -s SIGTERM $$ && kill -0 $$ || exit 0
+    kill -s SIGINT $$ && kill -0 $$ || exit 0
     sleep $delay
     kill -s SIGKILL $$
 ) 2> /dev/null &