Merge pull request #456 from isuftin/master

Fix for item pin/unpin regression
I think this is the culprit for the connection leak.
Merge pull request #457 from jiwalker-usgs/master

[1] Research Hibernate not releasing connections
Changed usa.gov api login value in example context
Updated styles/SLD on the info page to jive with the styles on the main portal
Updated info page to use larger twitter button,
switched entity manager to open and close for each call
* went through all manager classes and moved EM calls
* added a bit to JPA helper
* added shutdown listener to close EM factory
Merge pull request #458 from jiwalker-usgs/master

more: [1] Research Hibernate not releasing connections
Merge branch 'master' of https://github.com/USGS-CIDA/coastal-hazards
In reference to https://trello.com/c/wOeMlDQJ took bbox search out.