* Inital draft of reposition code.
* throwing it all in git so I can show @gycos the mess I made
* Cleaning up the example and removing that garbage getter function from StackView. More thought needs to be applied to that API.
* modified stackview to locally draw background, currently every frame. Adjusted surrounding elements to mirror this change.
* fixed dirty flag on stackView to use a cell. Also added dirty events on window resize.
* Final code cleanup.
* Fixed all highlighted issues in PR #200
