Fix bug that prevented "click" from firing in response to single-touch events.
Fix bug that prevented "click" from firing in response to single-touch events.

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