Added test to make sure --change-source-perms not necessary for root

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@99 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/testing/roottest.py

@@ -8,7 +8,7 @@ This is mainly a copy of regressiontest.py, but contains the two tests
 that are meant to be run as root.
 """
 
-Globals.set('change_source_perms', 1)
+Globals.set('change_source_perms', None)
 Globals.counter = 0
 Log.setverbosity(4)