Travis CI: site documentation update at 2014-05-30 13:43:59 UTC.

Commit: https://github.com/urho3d/Urho3D/commit/766a08060d09b4414d04c520dab7c91986538fcb

Message: Clean up ParticleEmitter API. Removed resetPeriod option from SetEmitting(), instead the period is always reset if the state changes. Added separate RemoveAllParticles(), ResetEmissionTimer() & Reset() functions.