We’re starting the release for Cesium 1.5. It will available in a few hours.
Patrick
Cesium 1.5 is out with performance improvements: http://cesiumjs.org/2015/01/05/Cesium-version-1.5-released/
Patrick
We also upgraded the Cesium Starter App to Cesium 1.5: https://github.com/pjcozzi/cesium-starter-app
Patrick