Revert "Use NUL character to extract meta and path from git diff"
Revert "Use NUL character to extract meta and path from git diff"

This reverts commit 01f09888208341876d1480bd22dc8f4107c100f1.

gitpython-developers/gitpython,gitpython-developers/gitpython,gitpython-developers/GitPython,gitpython-developers/GitPython