- PostgreSQL Version Detection:
  Now returns the PG server version instead of the pgsql
  version. In the Windows installer, an older CygWin version
  of psql is used for compatibility.
- Fixed project moving functionality
-- fixed showing Top Project name for tasks and sub-projects when using filter
-- fixed construction outer-where
-- fixed construction outer-where II
-- remove criteria user_id from outer join when view_hours_all_p = true
-- regular employee should see only his hours also when report is requested directly using url
-- mime decoding email subject
-- decoding email subject using mime
-- mime decoding email subject
-- added 'date' column to mail dispatcher
-- enlarging box mail dispatcher
-- version
-- added new privilege 'Admin Mail Dispatcher'
-- privilege 'admin_mail_dispatcher' required
-- revised permission check
-- decode mail subject
-- new privilege "View mails all"
-- additional ACTION column to view email, based on new privilege 'view_mails_all'
-- additional ACTION column to view email, based on new privilege 'view_mails_all'
-- gray ExtJS theme
-- additional ACTION column to view email, based on new privilege 'view_mails_all'
-- context-help
-- now returns mail also from FS
-- minor, comments