Revert the change that made the default value of rows be []; the problem there is that the default list is instantiated once, and winds up getting reused/shared in other objects.  So change back to a None default.
Revert the change that made the default value of rows be []; the problem there
is that the default list is instantiated once, and winds up getting
reused/shared in other objects.  So change back to a None default.


git-svn-id: eda3d06fcef731589ace1b284159cead3416df9b@5423 af82e41b-90c4-0310-8c96-b1721e28e2e2

netjunki/trac-Pygit2,netjunki/trac-Pygit2,jun66j5/trac-ja,netjunki/trac-Pygit2,walty8/trac,walty8/trac,jun66j5/trac-ja,walty8/trac,jun66j5/trac-ja,walty8/trac,jun66j5/trac-ja