Fix various code issues.
i18n invite menu.

Fix links in spoilers opening when revealing.
Fix unread icon appearing for home.
Fix unreads not being acknowledged.

Fix member sidebar not showing on mobile.

200 error milestone

Add servers to MobX.

Add Channel object.

Try to fix voice context.

Add opera icon to sessions.

i18n invites page.
Polish the bans page.

Use server config for image proxy.

Animate avatars on message hover.
Switch to 24-hour time format by default.

Fix: i18n blocked messages / users.

Revert mobile change.
Messages: Add channel id matching.