partial fix for 0004606: emails have non-english strings in relationship section
ensured that "auto" can't be pushed onto the language stack

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@2997 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9