Version 2.2.18 (T4684) often runs into a segv which we fix with this release.
* gpg: Fix double free when decrypting for hidden recipients.
Regression in 2.2.18. [T4762].
* gpg: Use auto-key-locate for encryption even for mail addressed
given with angle brackets. [T4726]
* gpgsm: Add special case for certain expired intermediate