message: remove most duplicate keys in en_EN
diff: "Guests can't set avatars. Please register.": "Guests can't set avatars. Please register.",
  "Guest users can't create new rooms. Please register to create room and start a chat": "Guest users can't create new rooms. Please register to create room and start a chat",
  "Guest users can't upload files. Please register to upload": "Guest users can't upload files. Please register to upload",
  - "Guests can't set avatars. Please register.": "Guests can't set avatars. Please register.",
  "Guests can't use labs features. Please register.": "Guests can't use labs features. Please register.",
  "Guests cannot join this room even if explicitly invited.": "Guests cannot join this room even if explicitly invited.",
  "had": "had",
  "Once you&#39;ve followed the link it contains, click below": "Once you&#39;ve followed the link it contains, click below",
  "Only people who have been invited": "Only people who have been invited",
  "Operation failed": "Operation failed",
  - "or": "or",
  "Password": "Password",
  "Passwords can't be empty": "Passwords can't be empty",
  "People": "People",
  "Encrypt room": "Encrypt room",
  "There are no visible files in this room": "There are no visible files in this room",
  "Room": "Room",
  - "Room name (optional)": "Room name (optional)",
  - "Who would you like to add to this room?": "Who would you like to add to this room?",
  "Connectivity to the server has been lost.": "Connectivity to the server has been lost.",
  "Sent messages will be stored until your connection has returned.": "Sent messages will be stored until your connection has returned.",
  "Auto-complete": "Auto-complete",
  