Update README.md
Update README.md
Merge branch 'master' of https://github.com/rkwitt/TubeTK

Conflicts:
	Base/Python/pyrpca/README.md
FIX: Typo in REAMDE.md
Merge pull request #57 from rkwitt/pyrpca-doc

pyrpca documentation update
STYLE: MiscellaneousStaticAnalysisFixes