Travis CI: site documentation update at 2014-04-25 21:49:32 UTC.

Commit: https://github.com/urho3d/Urho3D/commit/00e9dc0a79dc2121e1207075ac2e49b0d32bf964

Message: Selectable axes for BillboardSet & Text3D camera facing. Default all axes (follow camera rotation fully). Fix ParticleEmitter faceCamera property not being exposed to AngelScript. Closes #325.