Version 0.1, debian packaging, license text.

noVNC version 0.1

Add debian packaging directory loosely based on
http://trac.zentyal.org/browser/trunk/extra/novnc/debian

Show web root directory on startup (pulled from websockify f1c8223).

Lintian fixups:
    - Some license text clarifications.
    - remove executable permission on utils/launch.sh and
      include/web-socket-js/web_socket.js
    - Add executable permission to utils/launch.sh