Added for tilemap layer ability to get tile gid from world position.
Added for tilemap layer ability to get tile gid from world position.

tenjou/meta2d,InfiniteFoundation/meta2d,InfiniteFoundation/meta,InfiniteFoundation/meta2d,InfiniteFoundation/meta,InfiniteFoundation/meta2d,InfiniteFoundation/meta,InfiniteFoundation/meta,InfiniteFoundation/meta2d