Remove CHANGES.md since this a doc change
Remove CHANGES.md since this a doc change
progsung/cesium,josh-bernstein/cesium,YonatanKra/cesium,geoscan/cesium,soceur/cesium,kaktus40/cesium,jasonbeverage/cesium,likangning93/cesium,YonatanKra/cesium,hodbauer/cesium,hodbauer/cesium,likangning93/cesium,hodbauer/cesium,kaktus40/cesium,AnalyticalGraphicsInc/cesium,CesiumGS/cesium,likangning93/cesium,CesiumGS/cesium,CesiumGS/cesium,geoscan/cesium,likangning93/cesium,josh-bernstein/cesium,CesiumGS/cesium,AnalyticalGraphicsInc/cesium,soceur/cesium,progsung/cesium,YonatanKra/cesium,soceur/cesium,jasonbeverage/cesium,CesiumGS/cesium,YonatanKra/cesium,likangning93/cesium