types merged - DMS properties and methods added to generic types (File, Image); adjusted all the other things accordingly; plus some naming changes to get a bit closer to convention.
!!! changes have been made to ERP5.Document classes, they are not in svn yet !!!

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11645 20353a03-c40f-0410-a6d1-a30d3c3de9de