fix md5 fn
fix byte to hex conversion for md5/sha1
lein-release plugin: preparing 1.0.64 release
lein-release plugin: bumped version from 1.0.64 to 1.0.65-SNAPSHOT for next developemnt cycle
Merge branch 'clojure-1.2' of github.com:kyleburton/clj-etl-utils into clojure-1.2