Merge pull request #349 from isuftin/master

Geoserver sweeper completed
Merge pull request #350 from isuftin/master

Only USGS users are allowed to access the 'Publish' submenu
Merge pull request #351 from isuftin/master

I think I solved form submission redirection issues
example json from records we have, will add st. pete when I can come up with some metadata for it
Merge remote-tracking branch 'canonical/master'
added servlet and mapping to web.xml
Merge pull request #352 from jiwalker-usgs/master

Popularity json response
Added handling for publishing, cleaned up code a bit and added javadoc
Added functionality to access popularity web service and add results to persistent object