helpers related to handler in same folder than handler. Like this cloudooo will
become pluggable, with independent backends.
I will allows eggification of backends
i.e
  cloudooo.handler.ooo
  cloudooo.handler.imagemagick
  cloudooo.handler.pdftk



git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk/utils@41929 20353a03-c40f-0410-a6d1-a30d3c3de9de