A few changes for item publication

* added logger to ItemManager to log failures
* return null from ItemManager.save() if not inserted
* ItemManager.search() does not return disabled items
* removed unused Item.rank
* Added cascade.FULL in several places to fix persistance
weird resolve for some conflicts and oddities that popped up
Merge canonical/master
(not sure why we've had such trouble with merge conflicts lately)
Conflicts:
	coastal-hazards-portal/src/main/java/gov/usgs/cida/coastalhazards/jpa/ItemManager.java
	coastal-hazards-portal/src/main/java/gov/usgs/cida/coastalhazards/model/Item.java
	coastal-hazards-portal/src/main/java/gov/usgs/cida/coastalhazards/rest/data/ItemResource.java
Merge pull request #630 from jiwalker-usgs/master

This is a weird one, take a look if you could