Updated the Debian backport. (Also the git-remote-gcrypt backport.)

Made the assistant install a desktop file to integrate with Konqueror.

Improved `git annex repair`, fixing a bug that could cause it to leave
broken branch refs and yet think that the repair was successful.

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A bit surprised to see that now been a full year since I started doing
development funded by my campaign. Not done yet!

Update on campaign rewards: <https://campaign.joeyh.name/blog/stickers_soon/>

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Today's work was sponsored by Douglas Butts.
