fix(misc): various cleanup

Just went through all changes and adjusted them to the best of my
abilities. As there are no tests to claim otherwise, I believe
this is correct enough.

However, it becomes evident that it's no longer possible to just
make changes without backing them with a respective test.

1 files changed, 0 insertions, 0 deletions

diff --git a/git/ext/gitdb b/git/ext/gitdb
-Subproject d1996e04dbf4841b853b60c1365f0f5fd28d170
+Subproject 2389b75280efb1a63e6ea578eae7f897fd4beb1