initial work to allow insert or update
Merge branch 'master' into allowPut
added quick drop constraint and modified change that wouldn't run on dev
Many changes to get the PUT to work.  Wipes out the services still, but almost there.
fixed the session problem, also removing orphans
resolving merge conflict, Ivan's modifications showing up here as a result
These somehow got missed, almost there
Merge canonical/master into allowPut

Conflicts:
	coastal-hazards-portal/src/main/java/gov/usgs/cida/coastalhazards/rest/data/ItemResource.java
Merge pull request #618 from jiwalker-usgs/allowPut

Haven't decided whether to merge this yet
Implemented a layer deletion function
JR pointed out that I had CVI as ribbonable, that is wrong
Merge pull request #621 from jiwalker-usgs/master

JR pointed out that I had CVI as ribbonable, that is wrong
Importing layers now makes the layers have a timestamp attached to the end so we don't have to bother with geoserver's poorly implemented deletion
Merge branch 'master' of https://github.com/USGS-CIDA/coastal-hazards