Fix inertia animation with worldCopyJump enabled
Merge pull request #3038 from flemenach/worldcopy-inertia

Fix inertia animation with worldCopyJump enabled
Fix _bringToFront/Back implementation for VML renderer
Merge pull request #3044 from kerryarts/vml-bringtofront-fix

Fix _bringToFront/Back implementation for VML renderer