Revert "Added pa_iproj overlay PA config file and preferences for the iproj familly to set the nav bar to 0 dpi by default (for both stock and phablet UI) since the devices have hardware buttons. Edited PAC vendor product files to set the pa_iproj overlay."

This reverts commit e0e259af4d0196c849435f81d2e7f61424c647c5.
Revert "Revert "Revert "Switch vigor to CyanogenMod code where possible"""

This reverts commit 59a48cb99af9076a2ebaa5b862e6ddc1fa145104.