Don't wipe out $PATH when running $BUILD_COMMAND.
Don't wipe out $PATH when running $BUILD_COMMAND.

heroku/heroku-buildpack-clojure,cedricpineau/heroku-buildpack-clojure-phantomjs,cloudControl/buildpack-clojure,nvbn/heroku-buildpack-clojure,heroku/heroku-buildpack-clojure,jkutner/heroku-buildpack-lein,mstine/heroku-buildpack-clojure