Fix Bug 1228873: Only select metadata title on double click
Fix Bug 1228873: Only select metadata title on double click

participedia/pontoon,mathjazz/pontoon,mathjazz/pontoon,mastizada/pontoon,sudheesh001/pontoon,sudheesh001/pontoon,mastizada/pontoon,mastizada/pontoon,mozilla/pontoon,jotes/pontoon,jotes/pontoon,mathjazz/pontoon,mozilla/pontoon,participedia/pontoon,sudheesh001/pontoon,participedia/pontoon,mathjazz/pontoon,sudheesh001/pontoon,mozilla/pontoon,participedia/pontoon,mozilla/pontoon,jotes/pontoon,mozilla/pontoon,mastizada/pontoon,jotes/pontoon,mathjazz/pontoon