remove indexed? warning in cljs impl

Author: puredanger

src/main/clojure/cljs/core/logic/pldb.clj

@@ -6,7 +6,8 @@
 ;   the terms of this license.
 ;   You must not remove this notice, or any other, from this software.
 
-(ns cljs.core.logic.pldb)
+(ns cljs.core.logic.pldb
+  (:refer-clojure :exclude [indexed?]))
 
 (defn indexed? [v]
   (true? (:index (meta v))))