Renamed SQL connector to comply with ERP5 naming conventions.
Removed SQL connnector from business template.
Fix some API function missbehaving when called in contexts outside website.
Renamed WebSite_getDefaultDocument to WebSite_getDefaultDocumentValue to match behaviour.
WebSite_getSite : Likewise.
Added WebSite_getDefaultDocument.
WebSite_getSiteValue : Likewise.
Fixed sections sometimes failing to get the default content.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@6162 20353a03-c40f-0410-a6d1-a30d3c3de9de