Log Message:
Update to 0.4.1, set LICENSE and convert to user-destdir.

Changes from 0.4.0:

  * Access to a CD drive other than the default drive works again (Luks).
  * IWebService.post() now returns a file-like object instead of None (Luks).
  * Added the "Artificial" language and the "Pseudo-Release" \ 
type (Luks).