[FIX] fixed MRMDecoy.pxd
[PYOPENMS, FIX] fixed import path in pxds/RichPeak1D.pxd
[PYOPENMS] added conversion streampos -> Python long
[PYOPENMS,FIX] fixed wrapping of IndexedMzMLDecoder

Conflicts:

	pyOpenMS/pxds/IndexedMzMLDecoder.pxd
[PYOPENMS] better error message for MzMLFile.transform
[PYOPENMS,FIX] added missing test_MzMlDecoder.py to pyopenms.cmake

Conflicts:

	pyOpenMS/pyopenms.cmake
[BUILD] use consistent file names for test files
[FIX] missing include
[FIX] fixes for Python 2.6
Merge pull request #734 from OpenMS/feature/more_pyopenms_improvements

Feature/more pyopenms improvements