Added two new modules for displaying backdrops, fixed lib path(again), moved modules to subdirectory, and updated MODULES.md with useful info! ^^

Background_resize

@@ -0,0 +1,6 @@
+#!/bin/sh
+if [ "$3" = "0x00000000" ]; then
+  display -window root $4 > /dev/null
+else
+  display -window "$3" $4 > /dev/null
+fi