changed lock script to use a color instead of image (slow)

.scripts/i3/lock.sh

@@ -1,5 +1,4 @@
 #!/bin/bash
-path=$HOME/.cache/wal/schemes/
-screen=`cat $path$(ls -t $path| head -n 1) | jq  -r '.wallpaper'`
-echo $screen
-i3lock -i $screen
+path=$HOME/.cache/wal/colors.hs
+color=`cat $path | grep background | grep -o "#......" | sed 's/#//g'`
+i3lock -c $color