Cleanup hooks

This add a script to use either the user hook or the default one.

Sometime we checked the user hook or a default code. We move this
default code in a defaut hook.

Signed-off-by: Stacy Harper <contact@stacyharper.net>
Signed-off-by: Maarten van Gompel <proycon@anaproy.nl>

configs/default_hooks/notification

@@ -0,0 +1,9 @@
+#!/usr/bin/env sh
+
+VIBS=5
+VIBI=0
+while [ $VIBI -lt $VIBS ]; do
+	sxmo_vibratepine 400 &
+	sleep 0.5
+	VIBI=$(echo $VIBI+1 | bc)
+done