Remove Python 2.6 hack
Remove Python 2.6 hack

Since support was dropped.

breavo/GitPython,jeblair/GitPython,gitpython-developers/GitPython,nvie/GitPython,gitpython-developers/gitpython,breavo/GitPython,expobrain/GitPython,jeblair/GitPython,gitpython-developers/GitPython,nvie/GitPython,expobrain/GitPython,gitpython-developers/gitpython