am 521d400b: Fix 2209086: Add animations and misc ui improvements to SlidingTab.

Merge commit '521d400b230bee5e7b9748f26832c0d0275b8253' into eclair-mr2

* commit '521d400b230bee5e7b9748f26832c0d0275b8253':
  Fix 2209086: Add animations and misc ui improvements to SlidingTab.