Fix camera heading when north is more in the xz-plane than the xy-plane.
Merge branch 'master' into cameraHeading
Added Matrix4 fromTranslationQuaternionRotationScale and multiplyByScale
Fixed debug bounding spheres for model matrices with scale
Added FrameState.events
Fixed createArrayBufferview length
Fix exceptions
Merge branch 'master' into cameraHeading
Implement another way to compute the camera's heading.
Change conversion of quaternions from/to 3 by 3 matrices to be alibii transformations instead of alias transformations.
Fix quaternion and matrix tests.
Fix tests, camera control, camera flights, and round corners for corridor geometry.
Improve pick example
Merge master to trs
Merge master to trs
Merge branch 'master' into cameraHeading
Merge branch 'master' into quaternion
Merge master to trs
Fix orientation in DynamicScene.
Merge branch 'master' into quaternion