Pulled out logic from GUI code a bit.
More error handling cleanup.
Added paletteKey generation.
Fixed bug where new keys and maps would not generate.
First, dirty pass at creating a map from a key.
Cleaned up demo scene some.
Added palette sorting.
Renamed sort function. Deleted unused material.
Added test texture files. Improved error handling.
Added Open Source demo assets.
Added Characters and character palettes to demo scene.