Added dialler airplane mode test
Rename + cleanUp addition
refactoring + telephony state check
Add test for browser back button
Change title of test
Merge branch 'master' into issue450

Conflicts:
	gaiatest/apps/browser/app.py
	gaiatest/tests/browser/manifest.ini
Remove unnecessary tearDown
Merge pull request #537 from bobsilverberg/issue450

Add test for browser back button
Merge pull request #530 from AaronMT/airplane-dialler

Added dialer airplane mode test
Merge branch 'master' into issue451

Conflicts:
	gaiatest/tests/browser/manifest.ini