[HUBZERO][#4988][PLG_COURSES_DISCUSSIONS] Fixed PHP strict standards pass by reference issue
[HUBZERO][#4988][PLG_COURSES_DISCUSSIONS] Fixed PHP strict standards pass by reference issue

zooley/hubzero-cms,anthonyfuentes/hubzero-cms,zooley/hubzero-cms,zooley/hubzero-cms,zweidner/hubzero-cms,zweidner/hubzero-cms,anthonyfuentes/hubzero-cms,anthonyfuentes/hubzero-cms,zweidner/hubzero-cms,zooley/hubzero-cms,anthonyfuentes/hubzero-cms,zweidner/hubzero-cms