run sieve filters for existing mails

[nichtmax]

$ sieve-filter -W -e -o mail_home='/home/myuberspace/users/mymailuser' -o mail_location='maildir:~/' -v -C /home/myuberspace/users/mymailuser/.dovecot.sieve INBOX

For a dry run (always a good idea) skip the -W and the -e