Bug 1074601 - Take SIM card 2 into consideration when checking voicemail number

https://bugzilla.mozilla.org/show_bug.cgi?id=1074601

Conflicts:
	apps/callscreen/test/unit/handled_call_test.js
	apps/communications/dialer/test/unit/dialer_test.js
	build/jshint/xfail.list