Some indention fixes and remove not needed variable in soc.logic.models.base module. Patch by: Pawel Solyga

Refactoring of {site/home}_settings to make them use base.View This makes the way for deleting the key_name.py module

Major site restructuring, also deleting of many unused or obsolete documents The new structure is as follows: <entity>/list - list all <entitie>s <entity>/create - create a new <entity> <entity>/show/<key fields> - public page for <entity> <entity>/edit/<key fields> - edit a <entity> <entity>/delete/key fields> - delete a specific entity