Adam Barth 76f66605b0 TabView should keep state
Previously, we lost sync with the tab view contents when switching tabs. Now we
key the subtrees to make sure they keep their state across tab animations.

Fixes #3147
2016-04-06 17:15:53 -07:00
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2016-04-06 17:15:53 -07:00
2016-04-03 23:33:34 -07:00
2016-03-15 09:27:58 -07:00