Remove teardown from test_fmradio_turn_on_off
Power off in teardown only if the fm radio is on
fix contacts locator
Merge pull request #415 from zacc/update_fm_rad_tests

Remove teardown from test_fmradio_turn_on_off
Merge pull request #441 from bebef1987/fix_contacts

fix contacts locator
Merge remote-tracking branch 'mozilla/master' into contacts_app_2