fixed parameter ingest on bright and added more info to distro script

bright

@@ -3,9 +3,10 @@
 if [ ! -z "$1" ] 
 then
 	screens="`xrandr | grep ' connected' | awk '{print $1}'`"
+	percentage=`echo "scale=2;" "$1/100" | bc -l`
 	for s in $screens; do
-		xrandr --output "$s" --brightness "0.7"
-		echo xrandr --output "$s" --brightness "0.7"
+		xrandr --output "$s" --brightness "0$percentage"
+		echo xrandr --output "$s" --brightness "0$percentage"
 	done
 	exit 0
 fi