[android] Modify UI/UX

Bug 40015: Modify Home menu

Bug 40016: Hide unwanted Settings

Bug 40016: Modify Default toolbar menu

Bug 40016: Add Donate settings button

Bug 40016: Move Allow Screenshots under Advanced

Bug 40016: Don't install WebCompat webext

Bug 40016: Don't onboard Search Suggestions

Bug 40094: Do not use MasterPasswordTipProvider in HomeFragment

Bug 40095: Hide "Sign in to sync" in bookmarks

Bug 40031: Hide Mozilla-specific items on About page

Bug 40063: Do not sort search engines alphabetically

Bug 40141: Hide EME site permission

Bug 40166: Hide "Normal" tab (again) and Sync tab in TabTray

Bug 40167: Hide "Save to Collection" in menu

Bug 40172: Find the Quit button

Bug 40186: Hide Credit Cards in Settings

Bug 40198: Spoof English toggle now overlaps with locale list