Upgrade Thunderbird to 60.5.1
Originally created by @intrigeri on #16422 (Redmine)
Feature Branch: bugfix-16422-thunderbird-60.5.1, icedove:bugfix/16422-thunderbird-60.5.1
Related issues
- Related to #16529 (closed)
- Related to #16570 (closed)
- Related to #16573 (closed)
- Blocks tails/accounting#15507
- Blocks #16045 (closed)
- Blocks #16555 (closed)
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information