Expands get_tile_entity_tags()

* Limit CustomName to ents that use it
* CustomName is optional.
* Limit Lock to ents that use it
* Adds Banners
* Adds Data tag to FlowerPot
* Adds Furnace
* Adds Hopper
* Adds Music
* Adds RecordPlayer

Issue #224
Merge branch 'development' of github.com:orphu/mcdungeon into development