[fix] Ensure some values are of correct type Fixes issues with MySQL strict mode. Also, set modified and modified_by values.
[fix] Ensure some values are of correct type
Fixes issues with MySQL strict mode. Also, set modified and modified_by
values.

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