Merge with 1.5.1 (raw merge)
increment snapshot version for merge with clojure 1.5.1
rename clj_ds to clj_lang
java.util like Interface Hierchary. changes in clj_lang to implements those Interfaces.
Fix PersistentSet Interface.
add java idiomatic consAll / disjoinAll methods.
TransientVector interface clj-ds; changes in clj-lang for compatibility.
TransientSet interface in clj-ds; changes in clj-lang for compatibility.
TransientMap interface in clj-ds; changes in clj-lang for compatibility.
Merge pull request #8 from stanislas/master

raw merge with clojure 1.5.1