Minor mime.types fixes:

  - Change application/vnd.oasis.opendocument.text-master from otm to odm
  - Comment application/vnd.ms-office.activex+xml and video/vnd.dece.mp4
    because no suffixes were defined for those types.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1099022 13f79535-47bb-0310-9956-ffa450edef68