Add ./maze wrapper shell script to call the lua script

It's nice to have a lazy entrance point :P

maze

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+cd "$(dirname "$(readlink -f "$0")")" || { echo "Error: Failed to cd to script directory" >&2; exit 1; };
+
+exec lua main.lua "${@}";