Remove hard-coded reference to "master" for git-svn repositories

Review Request #1650 — Created June 9, 2010 and discarded

Information

RBTools

Reviewers

"git svn info" reports the SVN revision upon which the current branch is
based.
Posted this review with modified post-review.  Used --output-diff mode to verify that post-review generated a correct diff in a git-svn repository.