<p>Added:</p>
<ul>
    <li>terminal app: access to messaging servers via SOCKS5 proxy (e.g., Tor).</li>
    <li>mobile apps: join and leave chat groups.</li>
    <li>optimized battery and traffic usage &mdash; up to 90x reduction!</li>
    <li>two docker configurations for self-hosted SMP servers.</li>
</ul>
