Show TaskView as grid in large screens

- Introduced gridProgress to RecentsView/TaskView ofr animating into grid
- Introduced gridProgress dependant translation and scale properties in TaskView
- Animate running task into grid with TaskViewSimulator
- Remove overview actions (for now) but keep clear all button in large screens
- Adjust ClearAllButton translation to acoomodate for grid
- Use screen width +-50% to calculate task visibility
- Use the position where TaskView is on screenEnd as pageScroll
- TODO: Handle separate recents activity

Doc: go/foldables-launcher-overview
Video: http://dr/file/d/107Aydii1LoFCwP63nWG3Twr2PBDE5ZgD/view?resourcekey=0-aUjdnx8ezimS9tmAgao9ag
Test: Test Launchering overview and launching overview from apps with folloiwng combination:
- large / small screen sizes
- portrait / landscape
- thumbnails from different screen sizes / orientations
Bug: 174464863
Fixes: 181509346

Change-Id: I4b691cde774f2e37532b68ba83c6eed399f2332e

src/com/android/launcher3/Workspace.java

@@ -417,7 +417,7 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
                 // widgets as they cannot be placed inside a folder.
                 // Start at the current page and search right (on LTR) until finding a page with
                 // enough space. Since an empty screen is the furthest right, a page must be found.
-                int currentPage = getPageNearestToCenterOfScreen();
+                int currentPage = getDestinationPage();
                 for (int pageIndex = currentPage; pageIndex < getPageCount(); pageIndex++) {
                     CellLayout page = (CellLayout) getPageAt(pageIndex);
                     if (page.hasReorderSolution(dragObject.dragInfo)) {