Fix vertical slider labels on FF so the tick mark are next to the groove and the numbers are on the outside.  I think I'm removing workaround code that was just needed for FF2.  Refs #10816.
Fix vertical slider labels on FF so the tick mark are next to the groove and the numbers are on the outside.  I think I'm removing workaround code that was just needed for FF2.  Refs #10816.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@21632 560b804f-0ae3-0310-86f3-f6aa0a117693

harbalk/delite,kitsonk/delite,Sam-Cummins/delite,harbalk/delite,Sam-Cummins/delite,kitsonk/delite