Delta Chat Desktop 2.53.0

Added

• Add a way to select multiple messages
• Ctrl + Alt + PageDown to switch accounts
• Close (unselect) chat with Escape

Fixed

• Focus composer when user tries to type
• Improve keyboard accessibility, focus management:
• Escape to unselect chats (multiselect)
• Keep focus on old element on dialog close
• Escape to go back to View Group from member
• Escape in Create Group goes back to New Chat
• Refocus input when send message button is pressed (useful for touch screens) (#6374)
• Fix undismissable context menu in fullscreen media
• Disable keyboard shortcuts when have dialog
• Don't enter edit mode on ArrowUp even if composer only has whitespace
• Fix screen-readers always using English language for some parts of the UI
• Do not render large images (click to open instead)
• Preserve line breaks in channel dialog descr
• Don't send whitespace-only message
• Fix bottom margins in some dialogs (#6481)
• Fix account list items "wiggling" when messages arrive or get read (#6419)
• Fix some UI related to unencrypted email and "Force Encryption" (#6480)
• "Show full message...": make the "Load Remote Content" look the same as on Android (#6386)

Miscellaneous Tasks

• Upgrade core to 2.53.0 (#6479)