Changes for clojure.contrib.json/read-json

Victor on Tue, 26 Oct 2010
;;Clojure 1.2 and newer (see below)
;;Note that the read is done into a Clojure data structure
user=> (read-json "{\"name\": \"Steven\"}")
{:name "Steven"}
user=> (class (read-json "{\"name\": \"Steven\"}"))
clojure.lang.PersistentArrayMap
Victor on Tue, 26 Oct 2010
;;Clojure 1.2 only (see below)
;;Note that the read is done into a Clojure data structure
user=> (read-json "{\"name\": \"Steven\"}")
{:name "Steven"}
user=> (class (read-json "{\"name\": \"Steven\"}"))
clojure.lang.PersistentArrayMap