Log Message:
Changes 6.9:
* With postfix that support DSN (Delivery Status Notifications) we exclude
  some lines to avoid counting mails twice in maillogconvert.pl script.
* Logresolvemerge.pl support FreeRADIUS logs or anything else using
  (the fixed length!) ctime format timestamp.
* Add option stoponfirsteof in logresolvemerge tool.
* Add patch to support host_proxy tag in LogFormat (for Apache LogFormat
  containing %{X-Forwarded-For}i)
* Renamed Add to favourites on "Hit on favicon".
* Increase robots, search engines database (Added Google Chrome browser,
  better Vista, WII, detection, ...)
* Update languages files.
* Added a lot of patch from sourceforge.
* Bug fixes.