Added a new optional textview to wifi settings, informing that wifi
is required during setup. For use on Nakasi 3G.
Bug: 7383934
Change-Id: I231472438e61ccddedc1e680a362f90738d64a2d
If user skips over Wi-Fi, warn about possible carrier data charges or
inability to receive updates, depending on whether or not phone
service is available.
Note to translators: Some strings are being moved here from setup
wizard. They're tagged with their msgid's so as not to trigger
retranslation.
Bug: 7211786
Change-Id: Idec7863377bd453d1808b26ee3da75f8310b32e0
