Log Message:
Update to 1.2.1

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v1.2.1
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[jan] Don't show script icon in menu if preference to automatically update
      scripts is both set and locked (Request 7251).
[mjr] Change MDB2 sequence name to 'id' (Bug 7240)
[jan] Fix adding more than 5 wildcard blacklists (Bug 7077).
[jan] Add Basque translation (Euskal Herriko Unibertsitatea EHU/UPV
      <xabier.arrieta@ehu.es>).
[jan] Fix saving spam rules in the preference backend (Bug 7033).
[jan] Correctly catch dates before the 10th of a month in Sieve timed
      vacations (Bug 7023).
[mas] Fix vacation with procmail driver (Bugs 6509, 7052).
[jan] Fix moving to INBOX with the maildrop driver.
[jan] Disable drop down entries with informational purpose only.
[jan] Fix filter activity messages with non-ASCII folder names
      (taguchi@iij.ad.jp, Bug 6764).