Fixed exception handling in _PushToGit.  Only brings down entire app if git.Repo() fails.  Any subsequent git exceptions are logged but don't bring down the entire iam_logger.
Fixed exception handling in _PushToGit.  Only brings down entire app if git.Repo() fails.  Any subsequent git exceptions are logged but don't bring down the entire iam_logger.

JackKelly/iam_logger,JackKelly/iam_logger