#676: Support detached HEAD
#676: Support detached HEAD

johansteffner/raven-python,ewdurbin/raven-python,getsentry/raven-python,akalipetis/raven-python,johansteffner/raven-python,akalipetis/raven-python,akalipetis/raven-python,johansteffner/raven-python,ewdurbin/raven-python,getsentry/raven-python,danriti/raven-python,danriti/raven-python,ewdurbin/raven-python,danriti/raven-python,getsentry/raven-python