Reimplement CM Settings Overview Panel in the new Launcher Part 1

- Adds vertical sliding panel and animations associated with opening and closing the panel
- Adds the views for settings and animation for the drawer arrow
- Enables hiding workspace icon labels, hiding drawer icon labels, scrolling wallpaper, and larger icons
- Changes how ragged grid custom icon sizes gets defined

Change-Id: I1a82215a09486b4770494e665e598efdbabd1d3e