To make overridding it easier.

We already emit an event when the roster is fetched from the XMPP server,
similarly, it would be useful to know when the roster was instead fetched from
the cache.

if it's defined, then we want the extra check that the jids match, otherwise
we might be attaching to someone else's session.

Don't <show> 'offline'.
Only include status_message when explicitly passed in as a string.

they might be MAM archived messages.

Fixes #650

So that they're not stored in MAM.

so that they're not stored in MAM and not forwarded.

updates #553

because the archive ids of messages weren't being stored.

further down in the chat box.

But make this behavior configurable. Updates #647

* Updated onDisconnected method to fire disconnected event. Issue #648

* Updated docs/CHANGES.md

Also, don't call scrollDown unnecessarily in showStatusMessages

so that we don't scroll down while the user is reading messages further up.

This lets variable interpolation still work (if Jed is loaded)

When sending a MUC message, fullname should be the user's nick in the chat room.

I'm afraid it might get very expensive.

Until now, new days were only indicated for messages received on different days
*after* the day's messages.

when auto_reconnect = false

The filter was being hidden if the roster was not big enough to require a
scrollbar, but the roster might not be big enough because the roster is
actually being applied.