When creating a new project, you can now set reading and/or writing rights directly to your primary group.
Color inputs:
New color picker that works better on iPad/iPhone.
In Wiki, all the colors that are already in use on the current page are automatically offered in the color picker, if the the browser supports color palettes.
Recaptcha:
All forms with captchas now use the new Google Recaptcha, that often just needs one click on "I'm not a robot" in order to proceed.
System e-mails:
Removed encodings in subjects, since these sometimes lead to false positives in spam protection systems.
