MINOR: added comments for forum reports
MINOR: added comments for forum reports

gordonbanderson/silverstripe-forum,Olliepop/silverstripe-forum,mandrew/silverstripe-forum,gordonbanderson/silverstripe-forum,camfindlay/silverstripe-forum,camfindlay/silverstripe-forum,Olliepop/silverstripe-forum,mandrew/silverstripe-forum