Whenever we write to the underlying child_model gtk will call the _visible_func on itself.

when that event is received and the lock icon updated.

 * use correct API in session.py
 * only filter when really needed

  tag to outgoing messages anymore. Messages are not even passed to
  libotr anymore then.
* If we don't support OTR, strip OTR tags from the message before
  displaying it.

* Don't set encrypted = True if it was only a tagged plaintext msg.

* Don't include docutils stuff in win32 builds.

or less a workaround. We never let libotr handle unencrypted messages
now and handle notifying the user about the message not being encrypted
ourself.

Correct some bugs with the name used to create a MUC from a 1-to-1 chat when the server can't send a unique key. See #2095.

correct. Adjust tooltips to that.

triggered via the banner right-click menu.

* Don't bind the track listener when not enabled anymore.
* Remove the signal / add the signal when changed in preferences.