Start of update detect cron script

src/main/resources/net/runelite/deob/updater/detect-update.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+JAVA="java -cp target/deob-1.0-SNAPSHOT-jar-with-dependencies.jar"
+
+$JAVA net.runelite.deob.updater.UpdateDetector /tmp/rsupdate
+if [ $? -ne 0 ] ; then
+        exit
+fi