update gohookr script for better debugging

gohookr.sh

@@ -1,7 +1,9 @@
 #!/usr/bin/env bash
 # this is a script that is used by gohookr (git.alv.cx/alvierahman90/gohookr) to automatically
 # update notes.alv.cx when i push a change
-set -e
+#
+
+set -ex
 cd `dirname $0`
 git pull
 cd ..