the for/of loop was picking up prototype properties added in jscfa2.coffee.  fix that.
the for/of loop was picking up prototype properties added in jscfa2.coffee.  fix that.

carlosalberto/echo-js,toshok/echojs,toshok/echojs,carlosalberto/echo-js,carlosalberto/echo-js,toshok/echojs,toshok/echojs,toshok/echojs,toshok/echojs,carlosalberto/echo-js,carlosalberto/echo-js,toshok/echojs,toshok/echojs,carlosalberto/echo-js