Merge pull request #20526 from KevinGrandon/bug_1025499_search_intermittent

Bug 1025499 - [Search] Intermittent failure, Vertical - Search Search for app
Bug 1025564 - Remove 'dragging' class on transitionend to allow icon drop transitions. r=kgrandon
Bug 1024863 - Safeguard against potential race condition r=lightsofapollo
Bug 1025506 - Disable test, homescreen tests should not rely on dom order r=me
Bug 1025196 - [Vertical Homescreen] Rocketbar appears in edit mode when overscrolling r=me
Merge pull request #20530 from KevinGrandon/bug_1025196_search_edit_mode_overscroll

Bug 1025196 - [Vertical Homescreen] Rocketbar appears in edit mode when overscrolling
Merge pull request #20474 from KevinGrandon/bug_1024863_vertical_safeguard

Bug 1024863 - Safeguard against potential race condition
Merge pull request #20529 from KevinGrandon/bug_1025564_vertical_edit_mode_transition

Bug 1025564 - Remove 'dragging' class on transitionend to allow icon drop transitions.
Bug 1024623 - [Vertical] Add collections to customization of vertical homescreen
Bug 1023730 - (Part I) Move LayoutLoader to another script
Bug 1023730 - (Part II) currentModifiedLayout in LayoutManager
Bug 1023730 - (Part III) Remove inputContext from global
Bug 1023730 - (Part IV) Remove layoutPage from global
Bug 1023730 - (Part V) Remove currentInputMode from global
Bug 1023730 - (Part VI) Remove currentInputType from global
Bug 1023730 - (Part VII) Remove keyboardName and currentLayout from global
Bug 1023730 - (Part VIII) Correct property naming for render.js
Merge pull request #20531 from mcjimenez/bug1024623

Bug 1024623 - [Vertical] Add collections to customization of vertical homescreen
Bug 1025632 - [EverythingMe] Context: Connection type, MCC, MNC
Merge pull request #20271 from pivanov/bug-1023117

Bug 1023117