Fixed a missing initialization for currentLine in LineParser.
Added profiling and logging to ObjFileLoader
Added convenience access methods to ObjModelData
Fixed the contents of a logging message in CommentParser.
Fixed a miss-indexing for Vertex/Normal/TexCoord Parsers.
Modified DefaultKeyboard to now use the screenshots subdirectory when saving a pixel buffer to file.
Implemented population of an ObjectSurface given a ObjModelData.Object
Implemented child creation and conditional acceleration for CompositeObjectSurface.
Modified the order of the normal weights in intersects() in Triangle.
Added a new TestScene4 for testing loading and manipulation of .obj files
Modifed ResourceManager to now use the models subdirectory when loading recognized model files.
Modiefied Instance to support recursive setting of its children's materials.
Added keys for Test4 and CSE168 Project 2 to Constants.
Modified AABVHSurface to default to using a single slice.  (was 100 slices by default)