I also recommend bitlbee and elim as alternatives. Hopefully the jabber.el developers can package it up properly in order to provide a better installation option.
It causes some bad behaviour (flymake going nuts, treating .erb files as HTML, etc) and is huge.
Solves chicken-or-egg problem reported by remvee.
Part of a refactoring work in progress.
…t manually. Use M-x package-list-packages, mark clojure-mode with i, and hit x.
…xtMate original go to Marcus Crafter (http://github.com/crafterm/twilight-emacs/).
We should see a new release of package.el later today...