AnalyticalGraphicsInc/cesium — pull request #1520 by shunter (2014-02-28 19:56:53+00:00)
Title: Remove proxy from most default imagery providers.

ESRI and OpenStreetMap (OSM, Stamen, and MapQuest) all now support CORS headers directly.

Also remove `FeatureDetection.supportsCrossOriginImagery` and related checks which only applied to old WebKit versions (Safari before version 6).