[COM_COLLECTIONS] Make sure field exist before using it. Prevents errors with older migrations.
[COM_COLLECTIONS] Make sure field exist before using it. Prevents errors with older migrations.

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