• Mail/RichTextEditor: common preference "small paragraph" now changes return key to a line break instead of a paragraph (with margin)
• Mail: remove left (and right) margin of p and div, which can interact bad with the signature
• Mail/Calendar: fix applying a participant reply as organizer overwrote event with data send by the participant (not just his status)
• Mail/SAML/SSO: show mail accounts requiring the session password as Error, but load the other accounts
• OpenID Connect: autodiscovery support via /.well-known/openid-configuration
• LDAP/AD/OpenID Connect: fix error creating tokens with profile claim, if user has a picture
• EPL/CTI/Placetel: set CSP to fix not playing voice-mail