Remove strange CSS for spacer... tundra just doesn't have a spacer in TabContainer, so at the most all we need is display: none.   Gets rid of the gap on the right hand side (in the vertical border).
Remove strange CSS for spacer... tundra just doesn't have a spacer in TabContainer, so at the most
all we need is display: none.   Gets rid of the gap on the right hand side (in the vertical border).

Refs #9509.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@18759 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful