Fix the travis error.
Fix layer lookup (specify service=None for local layers)
Added the --skip-geonode-registered option in updatelayers.
Don't cascade delete from geoserver for remote layers.  Fixes #1619, #1620.
Move the Register link inside of a navbar list.  Remove unneeded </ul> tag.
made some strings translatable
Merge pull request #1624 from menegon/translations

Made search strings translatable.
Other strings marked as  translatable
Merge pull request #1625 from menegon/translations

Other strings marked as  translatable
Merge branch 'master' of git://github.com/GeoNode/geonode into sosdata