Nexus 7 2013 Wi-Fi (razor) LRX21P -> LRX22C
 http://android.clients.google.com/packages/ota/google_razor/bc4516eb14461efdfaf309311b1f09328b654012.signed-razor-LRX22C-from-LRX21P.bc4516eb.zip
 
Nexus 10 (mantaray) LRX21P -> LRX22C
 http://android.clients.google.com/packages/ota/google_mantaray/320d94cc277f906647da62c517f77f3e0bd2d01d.signed-mantaray-LRX22C-from-LRX21P.320d94cc.zip


