use internal location where possible
fix thumbnail and links
add image to translation doc
add other options to translation docs
Fixes javascript and styling problems in the replace layer view.
Fixes #1242.
Merge pull request #1243 from garnertb/master

Fixes #1242.
Added the documentation for the MODIFY_TOPICCATEGORY setting, and reorganized some of the settings in a "Metadata Settings" section.
add instructions on geonode project
modified setup
old setup
added toctree
modify translation docs
added translation
modified
modified
modified po files - no translation added
modified po files - no translation added
modified po files - no translation added
Merge branch 'master' of https://github.com/GeoNode/geonode