emezeske/lein-cljsbuild — pull request #311 by paulbutcher (2014-05-04 12:06:20+00:00)
Title: Add :preamble

Since https://github.com/clojure/clojurescript/commit/136bf46c656265a93dd15c40925f11edb34bd127 the Clojurescript compiler supports :preamble