Item prototypes load in from XML!
Minor cleanup, added music capability
Music playing works.
Item needs to be an image to display its icon!
Spawn areas are almost set up and ready to test.
Items spawn, with issues:

* ore and wood get wrong sprites.
* items are behind map
* drag catcher never resizes with window
Items now spawn in front. Much cleaner than last attempt at that.

* ore and wood get wrong sprites.
* drag catcher never resizes with window