clarify that --compile can be followed by --repl or --serve

Author: dnolen

src/main/clojure/cljs/cli.clj

@@ -43,6 +43,8 @@ For --main and --repl:
 The init options may be repeated and mixed freely, but must appear before
 any main option.
 
+In the case of --compile you may supply --repl or --serve options afterwards.
+
 Paths may be absolute or relative in the filesystem or relative to
 classpath. Classpath-relative paths have prefix of @ or @/")