Fix nearby / Move nearby overlays to separate module

Polish nearby experience on desktop by turning off page
previews which don't have any styling in vector

Nearby on master is also broken at current time due to
a rename of heading to title which this patchset fixes

Change-Id: I6039cd73ede98baa0aa4b114fdd176dc4fc0b096
Merge "Fix nearby / Move nearby overlays to separate module"