Remove incorrect assert

See merge request !171

We need it later as JID object

This field was added but never used

This does not remove the columns from the DB, but doesnt add them
in new migrations.

Fixes #8806

When a ping reply is received there is probably a connection. Anyway, the
last ping might have been lost and the ids might not match up.

The new Placeholder text inside MessageTextView was causing many
buffer changed events.

- Add a method that lets us know if there is user input
- Add logging

Fix xmpp: URI handling.

See merge request !170

Remove gajim-remote.desktop and fix gajim.desktop

See merge request !169

It was previously removing the first three characters of the JID, and
ignored any URI without an action.

Remove support for AWN

See merge request gajim/gajim!168

Port logind_listener to GTK dbus

See merge request !167

connected before connection broke

Using a callback to display a sent message inside the ChatControl means
that all messages we send have to be issued from the GUI layer
(send_message()) if we want them to display in the ChatControl.

This replaces the callback and catches the stanza-message-outgoing event
after it was processed by the core.

This is easier to read/understand than dealing with callbacks and lets
the core issue messages without having to care if a ChatControl is open or not

Remove upower_listener

See merge request !166

the 'Sleeping' signal has been removed from UPower about four years ago
https://cgit.freedesktop.org/upower/commit/src/org.freedesktop.UPower.xml?id=1ee642e705a63f5ad56a6b55e4bf5c4a64c959b8

Bugfix in printing fuzzy time.

See merge request gajim/gajim!165