changed show/hide to more info in response to issue 1399
Merge pull request #1407 from state-hiu/moreinfo

Changed show/hide to More info,  Issue#1399
Removed the DOCUMENTS_APP setting. If documents is installed it will be used by geonode, no neet to set any setting.
Merge branch 'master' of github.com:GeoNode/geonode into services-redux

Conflicts:
	geonode/context_processors.py
	geonode/templates/base.html