Case insensitive sorting of rows

Case sensitive sorting bothered me enough for me to figure this out. 

Before: 

![](http://content.screencast.com/users/mikedavis.webfilings/folders/Jing/media/47fa3fe7-deb1-41f3-9e4e-f4841354bd21/00000473.png)

After:

![](http://content.screencast.com/users/mikedavis.webfilings/folders/Jing/media/bc4a211e-214d-413a-bb95-22de9fd0ac70/00000474.png)