Merge branch 'space_del'
Support for recursive content deletion
support for binary content "files" stored on the server's DB
Support for binary content (DB backed "file")
Support for binary content (DB backed "file") - split into printable  pieces when outputting as text/html
Eclipse compiler warnings
fixed an issue with binary content data (ServerFileDB) where the browser forces the user to set the alias URI .
Merge remote-tracking branch 'olemi/master'