1.Adding src_repo and dst_repo in SVNRepoSyncer constructor function; 2.Adding destination repo removing statemens in _hot_copy of SVNRepoSyncer; 3. fix a few typo.
1.Adding depth property for class DirectorySyncer; 2.Adding windows specific rmdir for deleting hide or read-only files which including in the specified deleting directory; 3.Adding time log info in the sync method of class SVNRepoSyncer; 4.Adding initial destination directory creating in the sync method of class SVNRepoSyncer.
Adding repository backup script.