Added some functions.
Added some functions.

rbelohlavek/clojure-club,markbastian/clojure-club,VoltaicAge8838/clojure-club,rbelohlavek/clojure-club,markbastian/clojure-club,markbastian/clojure-club,VoltaicAge8838/clojure-club,VoltaicAge8838/clojure-club