* new, easy way to add a second device to your account: select "Add as a Second Device" after installation and scan a QR code from the first device
* view "All Media" of all chats
* new "Clear Chat" option
* show notifications for all accounts
* make better use of dark/light mode in "Show full message"
* show icon beside info messages of apps
* resilience against outages by caching DNS results for SMTP and IMAP connections
* speed and reliability improvements, fixes
