v3.0.0beta2 - It gets better all the time!

• application will now respect vibration & ring volume settings
• application will now respect Do Not Disturb system settings
• allow overriding vibration settings to always vibrate
• order conversations by last activity & favorites if supported
• support setting conversation as favorite (will put it at the top of the list)
• initial support for system messages
• show unread messages
• add presence support for 1-to-1 conversations
• show last message in a room if supported
• various notification improvements (e.g. message is not included in notification if supported)

Various other bug fixes and improvements.