Changes for clojure.core/intern

Miles on Fri, 22 Oct 2010
user=> (intern 'user 'x "Foobar")
#'user/x

user=> x
"Foobar"
zkim on Sun, 26 Sep 2010
user=> (intern 'user 'x "Clojure")
#'user/x

user=> x
"Clojure"
Miles on Mon, 06 Sep 2010
user=> (intern 'user 'x "Clojure")
#'user/x
user=> x
"Clojure"