Fix issue where morphing from 2D to 3D could not be cancelled. Fixes remaining tests.
Fix issue where morphing from 2D to 3D could not be cancelled. Fixes remaining tests.

denverpierce/cesium,jason-crow/cesium,wallw-bits/cesium,soceur/cesium,likangning93/cesium,denverpierce/cesium,oterral/cesium,likangning93/cesium,progsung/cesium,emackey/cesium,aelatgt/cesium,josh-bernstein/cesium,wallw-bits/cesium,aelatgt/cesium,kiselev-dv/cesium,wallw-bits/cesium,likangning93/cesium,jason-crow/cesium,omh1280/cesium,kaktus40/cesium,AnimatedRNG/cesium,AnalyticalGraphicsInc/cesium,soceur/cesium,CesiumGS/cesium,CesiumGS/cesium,NaderCHASER/cesium,ggetz/cesium,kiselev-dv/cesium,wallw-bits/cesium,denverpierce/cesium,jasonbeverage/cesium,jasonbeverage/cesium,AnimatedRNG/cesium,NaderCHASER/cesium,ggetz/cesium,esraerik/cesium,ggetz/cesium,CesiumGS/cesium,ggetz/cesium,geoscan/cesium,hodbauer/cesium,soceur/cesium,kiselev-dv/cesium,geoscan/cesium,esraerik/cesium,aelatgt/cesium,emackey/cesium,esraerik/cesium,oterral/cesium,oterral/cesium,kiselev-dv/cesium,progsung/cesium,omh1280/cesium,AnalyticalGraphicsInc/cesium,omh1280/cesium,esraerik/cesium,CesiumGS/cesium,aelatgt/cesium,jason-crow/cesium,hodbauer/cesium,kaktus40/cesium,josh-bernstein/cesium,emackey/cesium,AnimatedRNG/cesium,AnimatedRNG/cesium,CesiumGS/cesium,YonatanKra/cesium,YonatanKra/cesium,emackey/cesium,hodbauer/cesium,likangning93/cesium,denverpierce/cesium,likangning93/cesium,YonatanKra/cesium,omh1280/cesium,jason-crow/cesium,YonatanKra/cesium,NaderCHASER/cesium