Git.pm: do not break inheritance
Git.pm: do not break inheritance

Make it possible to write subclasses of Git.pm

Signed-off-by: Christian Jaeger <2314b2e3a4a1f7db165be2aafbf1efd78f28cc97@jaeger.mine.nu>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git