Make # a word character (fixes issue#21).
Add clojure 1.4 and clojure 1.5 core functions.
Merge pull request #161 from monsanto/clojure-1.4-1.5-functions

Add clojure 1.4 and clojure 1.5 core functions.
Merge pull request #159 from tsdh/issue-21

Make # a word character (fixes issue#21).