[2/2] omni: added OmniSwitch

Change-Id: I472125920463920534cdd8f613272d4d564b5a2b
Mackay ROM

Change-Id: Ie881215e05451ef85cd72411b6f57c0b13faf0bd
Changed package selection

Change-Id: I22e41eff8928cce4d75095370b10fcbbb46b6ce8
Add prebuilt SuperSU

Change-Id: I1ba7845150d64b2de4c4ac6b73ba283c99aba8db
Revert "Add prebuilt SuperSU"

This reverts commit 8ef26b3f660d852415a2781e226df57b00bed389.
Revert "Revert "Add prebuilt SuperSU""

This reverts commit e8ac5cfacce2174aa2702d654c7e95deea5e1677.