new_contents: import os
  import re
  import shutil
  
  for r, d, files in os.walk("../../crossbar/crossbar/crossbar/crossbar/templates/"):
     for f in files:
        if f == "autobahn.min.js":
           fn = os.path.normpath(os.path.join(r, f))
           shutil.copyfile("build/autobahn.min.js", fn)
  
subject: add copy script