Travis CI: site documentation update at 2014-01-19 14:00:32 UTC.

Commit: https://github.com/urho3d/Urho3D/commit/1ace697dc9b1439393431d51fe4f2731516a7450

Message: Added water example with reflection/refraction. Improved the water shader to include proper fresnel calculation and a noise map. Closes #120.