store uids of messages on the server, because all we do is check for
existance. Move the nextPrime() utility function to somewhere public and
put it in the KMail namespace.
svn path=/trunk/kdepim/; revision=300663
msg dict. Unlike replace() it does not check for already existing entries
with the same serial number, as the calling code ensures that is not
the case. Makes KMail start a bit faster.
svn path=/trunk/kdepim/; revision=299586