Merge pull request #8974 from rwldrn/854494

Bug 854494 - [MMS][SMS] Remove the "no results returned" message from contact lookup(cherry picked from commit 50dccb3357a313d52304bb25fea4ff96737a2bf5)

Conflicts:
	apps/sms/js/thread_ui.js
	apps/sms/locales/sms.ar.properties