documentation restructure and relink
documentation tutorials restructure and relink
added images organizational other files
moved folder /users/ to old_docs  folder
moved postgis, postgres install into folder /tutorials/admin/install  plus  line space error fixed
updated to remove return char, moved one file to organizational
moved reference docs to ref section
index update with references
Added UTF-8 encoding to the str class on the Style model.
moved DB_DATASTORE parameters into DATABASES dictionary; turn on/off through OGC_SERVER DATASTORE option
Merge pull request #1055 from Applied-GeoSolutions/db_datastore

moved DB_DATASTORE parameters into DATABASES dictionary
Use more verbosity in the install_sample_data fab task
Fixed OGC_SERVER context variables that were being overwritten by default
Merge remote-tracking branch 'upstream/master'
Fix one more reference to GEOSERVER_BASE_URL
Merge branch 'master' of github.com:GeoNode/geonode
Updated changelog
Added missing comma to local_settings in packages
Released 2.0b33
Added thumbnail creation fix to install.sh