1. Implement API extends Material Next FooterBarPreference and support Accessibility API for icons
2. Apply solutions to accessibility tools and framework tools in
accessibility settings page.
3. Apply DashboardFragment for Caption preference for xml parser
Bug: 185973304
Test: make RunSettingsRoboTests -j52
Change-Id: I6b80bc80190d6666e3fbcd462442a9f2c0e60bba
we shouldn't take users so deep into the settings IA because it's easy
to feel lost in settings after clicking on a result without additional
context.
Bug: 143055215
Test: robotest & manual
Change-Id: I337cb5ead31e1e4e7bf9be78132e90630f83ee43
Group text size and style into appearance page.
Move language under more options page.
Bug: 143502915
Test: Maunal
Change-Id: Ice104ed844dc3a10a22c91a10211a8978da68cc3
