Issue #2659566 by dsnopek, japerry, samuel.mortenson, phenaproxima: Allow other modules to extend the IPE
Issue #2663530 by dsnopek: Update for move of page_manager UI's to page_manager_ui
Issue #2636516 by japerry: Adjust the save buttons and layout IPE editor.
Issue #2636516 by samuel.mortenson, japerry: Allow creating new content blocks from the IPE
Issue #2659548 by samuel.mortenson: Layout icons are broken under IPE if path is deeper than first level
Issue #2659554 by dsnopek: IPE is missing dependency on core/drupal.ajax
Issue #2659540 by dsnopek: IPE doesn't check access on underlying storage before showing itself
Fixed bug where the IPE loading icon would not animate in Firefox.
Issue #2648620 by dsnopek: PanelsStorage should be plugins :-/
Update ctools dependency to 8.x-3.0-alpha21
Issue #2646730 by japerry, heykarthikwithu: Removal of unused import in the code base
Issue #2631854 by dsnopek, EclipseGc: Create PanelsDisplayManager and improve API for making working with PanelsDisplayVariants easier
Issue #2644104 by dsnopek: Update for BlockDisplayVariant changes in CTools (issue #2642786)
Issue #2558575 by dsnopek, phenaproxima, samuel.mortenson, japerry: Provide simple UI for changing the layout
Issue #2636530 by samuel.mortenson, dsnopek, phenaproxima: "Items per block" setting in Views is never set
Issue #2636990 by samuel.mortenson, dsnopek, aspilicious, swentel: Layouts should be grouped into categories in the IPE
Issue #2636478 by dsnopek, samuel.mortenson, phenaproxima, japerry: IPE shouldn't depend on Page Manager
Issue #2636488 by samuel.mortenson, phenaproxima: Hide IPE cancel button when there is nothing to cancel yet
Issue #2636484 by swentel, phenaproxima, dsnopek, samuel.mortenson: Sometimes the block configuration form doesn't load in the IPE
Clarified the panels_ipe icon font files in panels_ipe/fonts/README.txt
Fixed IPE UX issue where entire tab was not clickable.
Issue #2636506 by swentel, dsnopek: Show layout icon in IPE
Issue #2600634 by samuel.mortenson, dsnopek, phenaproxima, brantwynn, japerry, swentel, Bcwald, tim.plunkett: Implement Panels In-place editor display builder in panels_ipe module
Issue #2149025 by jacob.embree, tripper54: Refer to "Title type" dropdown to help users get "No Title"
Issue #848704 by japerry, DamienMcKenna: A blank div w/non-breaking-space is being inserted when new content is added via IPE
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