It can be installed via clbuild or from darcs (darcs get http://common-lisp.net/project/lisp-on-lines/repo/lisp-on-lines).
As of right now, there are few examples, little documentation, and it's used primarily by the author, who has had great success with it. Emailing the author has been known to work very well if you'd like to know more.
However, a recent set of blog posts is being created by Felipe Delgado .
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