Added script to control screen brightness.

.config/wm_scripts/brightness.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+[ -z $IS_LAPTOP ] && exit 
+
+blpath=/sys/class/backlight/intel_backlight
+if [ -z $1 ]
+then 
+	exit
+elif (( $1 < 10 ))
+then
+	perc=10
+elif (( $1 > 100 ))
+then
+	perc=100
+else
+	perc=$1
+fi
+
+max=$(cat $blpath/max_brightness)
+brightness="$(($max * $perc / 100))"
+echo $brightness > $blpath/brightness
+