updating GeometryUtils documentation

new GeometryUtils conflicts with documentation (of the old version)
Merge pull request #5086 from andrevenancio/patch-1

updating GeometryUtils documentation
Fixed resolution on mobile phones

On mobile, resolution was incorrect due to devicePixelRatio != 1
Update OculusRiftEffect.js
Update OculusRiftEffect.js
Update OculusRiftEffect.js
updated oculus effect