When using IMAP storage, if the folder you attempt to save to does not exist,

create it first.

(closes issue #12032)
Reported by: jaroth
Patches:
      createfolder.patch uploaded by jaroth (license 50)
Tested by: jaroth




git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@103833 65c4cc65-6c06-0410-ace0-fbb531ad65f3