mozilla-b2g/gaia — pull request #3793 by chrisvargauk (2012-08-24 12:05:28+00:00)
Title: [sms] fix: show popup if flight mode is on while sending message

Issue: In SMS app if user tries to send an sms while Flight Mode is turned on, a dialogue shows up on the screen to remind the user that the Flight Mode should be turned off in order to send the sms.

This PR implements the following:
- Uses Custom Dialogue component from Contacts app to show message to user.

@fcampo r?