Travis CI: site documentation update at 2014-10-12 15:27:51 UTC.

Commit: https://github.com/urho3d/Urho3D/commit/e5b379ec27b0ff7fa7b4573d0f9d1743b88e4b07

Message: Added note of intentional lack of virtual destructor in HashBase and VectorBase. Closes #485.