Log Message:
Update to 2.4.1.

* Remove a workaround for older versions gstreamer that was causing crashes
  on some non-Linux systems such as HPUX
* Fix some cases of the conversation input entry area being 1 pixel high
* Fix for displaying channel & buddy names in conversation window when they
  have '&' in them
* Some memory leak fixes, especially in the Text Replacement plugin
* Rectangular but non-square buddy icons have rounded corners in the buddy list