v0.0.19-alpha

Clean up weekend:

• Saving account data correctly when adding/removing direct rooms
• Issues regarding direct room naming
• Showing loading indicators for room creation, preventing duplicate room creations on accident
• Allowing removal of unknown rooms that are still cached
• Better image caching knowledge (has failed or is checking)
• Offloading image caching and downloads to separate threads (off UI thread)
• Two Syphon users would have one end broken e2ee due to not being able to save "direct" status on receiver
• Auto completion on signup and login should be turned off on all platforms
• Older messages not loading when hitting the end of the messages list
• E2EE is enabled by default for direct chats, group chats coming soon