Add parsing of Tiled Json files for maps

Replace TMXParser with this
We're now dependent on Gson parser for Json files, which isn't too bad.
W Jars are included as is original licensing for it
Gson Parser is initialized with AssetManagers now for future file
capabilities
World should use generic BrickManager class for referencing the level
Show off Json level loading
Adding new images

New help and title screens
Added an enemy walking sprite
Added an attack sprite for Royer
Fixed a few little things with Royer's other images
Show title screen first.  Press H to show help and then the game