Update clojure-1.5 profile to 1.5.1
Updated project.clj, release notes and readme for 0.8.0-beta.2
Merge branch 'release/0.8.0-beta.2'
Merge tag 'stevedore-0.8.0-beta.2' into develop

stevedore-0.8.0-beta.2
Updated version for next release cycle