Adds the ability to force dual panel at any dpi (2/3)

This allows tablet mode with single panel and also
allows regular phoneUI with dual panel .
This will only affect apps with dependencies to
framework-res.apk , in other words gapps email.apk etc are not affected.

Change-Id: Ib1aa943eb4f1eb0f6ca4a239d487e10526ac33eb