Added new include path for mac osx (/usr/local/include)
Moved operator functions in gaiaexception.h to appear before GaiaException class definition. Otherwise the code does not compile on mac osx.
Automatic changes to project files done by QtCreator.
Modified Gaia2Python.pro file in packaging/darwin so it compiles with python homebrew installation
Updated .gitignore
Updated make_release_tarball.sh in packaging/darwing do it copies gaia2.py file from the correct folder.
Editing README to include more specific instructions for mac osx
Chages automatically done by QtCreator