Merge pull request #48 from OkayX6/develop

Develop
Merge pull request #50 from OkayX6/develop

Adding Apache license v2.0
A draft of new .psi file

Nothing really working but a draft for starting a new .psi in according
to the current grammar
http://research.microsoft.com/en-us/um/cambridge/projects/fsharp/manual/spec.html#_Toc335818983
Parser tests added

TODO: MissingTokensInserter, PreProcessor
Parser Fixes and Tests
More parser tests
Tests rename
Merge remote-tracking branch 'upstream/develop' into develop