Merge git://git.bogomips.org/git-svn

* git://git.bogomips.org/git-svn: Move initialization of Git::SVN variables into Git::SVN. Extract Git::SVN from git-svn into its own .pm file. Prepare Git::SVN for extraction into its own file. Extract some utilities from git-svn to allow extracting Git::SVN. perl: detect new files in MakeMaker builds The Makefile.PL will now find .pm files itself. Don't lose Error.pm if $@ gets clobbered. Quiet warning if Makefile.PL is run with -w and no --localedir