Avoid unnecessary and unwanted scroll animation on !TabContainer startup.  Also be sure to cancel scroll animation if one is running during a resize() call.  Fixes #10826.
Avoid unnecessary and unwanted scroll animation on !TabContainer startup.  Also be sure to cancel scroll animation if one is running during a resize() call.  Fixes #10826.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@22410 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful