- Remove hard-coded email addresses
- Add command line options to:
  - Choose sender, recipients, mail server
  - Cluster configuration (masters, storages, replicas...)
- Include import speed and datafs size in mail subject
- Clean a bit the code structure.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@1723 71dcc9de-d417-0410-9af5-da40c76e7ee4