Travis CI: site documentation update at 2014-04-25 19:36:21 UTC.

Commit: https://github.com/urho3d/Urho3D/commit/1ace932f1e34d72fab1ba7fc64015e626b89dc69

Message: Removed unnecessary cases of MarkAnimationDirty() in AnimatedModel to allow manually positioned bones persisting correctly on scene load, when there are no animation states.