Revert 2245b3528a868a810ba754039ba3baa7c3ef8252 per pmai's remarks on ECL performance.
Revert 2245b3528a868a810ba754039ba3baa7c3ef8252 per pmai's remarks on
ECL performance.

tamurashingo/quicklisp-client,arnoo/quicklisp-client,daewok/quicklisp-client,quicklisp/quicklisp-client,PuercoPop/quicklisp-client,CodyReichert/quicklisp-client