issue #18672: first idea
issue #18672: cleared out floating div deritritus and made that code more sane overall
issue #19224: Tweak.
Merge pull request #115 from jrogelstad/19224

issue #19224: Tweak.
Merge pull request #114 from shackbarth/18672

issue #18672: fixed picker stickiness upon double-pullout
issue #19224: Add support for model notifications to workspace.
Issue 19131: merged changes