upped dependencies and increased version

lein-iplant-rpm -> 1.4.1-SNAPSHOT
clojure -> 1.5.0
clojure-commons -> 1.4.1-SNAPSHOT
kameleon -> 0.1.1-SNAPSHOT
clj-time -> 0.4.5
monger -> 1.4.2
log4j -> 1.2.17