Gabriel Hurley 010475bbcd Summation rows handle None correctly.
Fixes bug 1010220.

Change-Id: Ib39520c131f4c27843deaee5d737e87e2cb35906
2012-07-03 15:33:02 -07:00
..
2012-03-24 16:14:33 -07:00
2012-07-03 15:33:02 -07:00