Update upgrade-description files.
Add more security upgrades to 1.1.2 changelog.
Merge remote-tracking branch 'origin/master' into stable
Add even more security fixes to 1.1.2 changelog.
Quick'n'dirty update of squashfs.sort file.
Update upgrade-description files.
Yet another CVE for apt for the 1.1.2 changelog.
releasing version 1.1.2
Remove low-level technical details from the release announce.

Move some to the security advisory, drop the others. The details are in the
Changelog, and in the list of installed packages.
Update PO files.
Set the release date to match the announce date.
Drop security issue that doesn't affect Tails.

"denial of service (INSIST assertion failure and daemon exit) via a crafted DNS
query to an authoritative nameserver that uses the NSEC3 signing feature" isn't
relevant for us.
Update PO files.
Give the reasons first, and then tell what to do
Explain why we did 1.1.2
Explain how to test XMPP through Riseup
Give commands to test Git
Delete old IUK
Test Unsafe Browser theme for Windows while testing Windows
Update website PO files.