EVALSYS-1413 export report for a specific lecturer. 
I did a merge of the entire branch into trunk: svn merge -r86934:HEAD https://source.sakaiproject.org/contrib/evaluation/branches/EVALSYS-1413


git-svn-id: https://source.sakaiproject.org/contrib/evaluation/trunk@86994 fdecad78-55fc-0310-b1b2-d7d25cf747c9