Added a new cs_create_multiple_webheads.py python script.
  - Removed some unneeded text from cs_create_multiple_webheads.py and
    modified challenge 2 to cs_create_image_and_clone_server.py.
  - adding the new script based off of challenge2.
  - Adding modified version of challenge4(cdns_add_dns_record.py) and
    fixed the prog name in cs_create_image_and_clone_server.py
Merge pull request #7 from shannonmitchell/master

Cleaned up versions of challenge1 and challenge2