moved float math to its own header and removed unnecessary Xcode files
MPScene now lays on top of MPEnvrionment3D
began work on a custom file reader for loading environments
augmented tokenizer and moved it to its own file
implemented new file format and reader for easily loading environments
changed main back to test cases
made reader a bit more robust
no longer crashes with a nil model
can now open any environment file
removed unnecessary allocation
Merge pull request #5 from jvisenti/RV-App

Good job