some refactoring for CharacterCreationApp, started work on CharacterBoneApp
fixed indexing error in makeTreeAt
added PerlinNoiseWorldGeneratorTest to test for compression ratios in perlin noise
added jul-to-slf4j etc libraries so that all logging goes through slf4j
simple camera controls for CharacterBoneApp
bone dragging in CharacterBoneApp
bone dragging in CharacterBoneApp
ability to add new bones in CharacterBoneApp