cljs.build.api/build was broken, we were computing an incomplete

:js-dependency-index

Author: swannodette

src/main/clojure/cljs/build/api.clj

@@ -193,7 +193,8 @@
      (if-not (nil? env/*compiler*)
        env/*compiler*
        (env/default-compiler-env
-         (closure/add-externs-sources opts)))))
+         (closure/add-externs-sources
+           (closure/add-implicit-options opts))))))
   ([source opts compiler-env]
    (doseq [[unknown-opt suggested-opt] (util/unknown-opts (set (keys opts)) closure/known-opts)]
      (when suggested-opt