anchor.diff:  Will inactive the theme for the specific organization. User must be a staff user.
   
   + Response 204 (application/json)
  +
  +
  +# Course Settings [/courses_metadata/{course_id}/settings]
  +
  +
  +### Course Settings [GET]
  +
  +Will return settings of the course
  +
  ++ Response 200 (application/json)
  +
  +        {
  +            "id": "course-v1:UniversityG+UG109+2017_UG",
  +            "languages": [
  +                "en-us",
  +                "br"
  +            ],
  +            "created": "2018-01-05T13:39:16.074502Z",
  +            "modified": "2018-01-05T14:53:11.397642Z"
  +        }
  +
  +### Course Settings [PUT]
  +
  +Will update course settings. Currently we have only languages in course settings.
  +
  ++ Request
  +
  +    {
  +        "languages": ["it", "de-at", "pt-br"]
  +    }
  +
  ++ Response 200 (application/json)
  +
  +    {
  +        "id": "course-v1:UniversityG+UG109+2017_UG",
  +        "languages": [
  +            "it",
  +            "de-at",
  +            "pt-br"
  +        ],
  +        "created": "2018-01-05T13:39:16.074502Z",
  +        "modified": "2018-01-08T13:43:20.154977Z"
  +    }
  +
  +### Course Settings [PATCH]
  +
  +Will update course settings
  +
  ++ Request
  +
  +    {
  +        "languages": ["it", "de-at", "pt-br"]
  +    }
  +
  ++ Response 200 (application/json)
  +
  +    {
  +        "id": "course-v1:UniversityG+UG109+2017_UG",
  +        "languages": [
  +            "it",
  +            "de-at",
  +            "pt-br"
  +        ],
  +        "created": "2018-01-05T13:39:16.074502Z",
  +        "modified": "2018-01-08T13:43:20.154977Z"
  +    }
  
positive.code:                 "created": "2017-05-16 10:52:08.545346+00:00",
                  "is_active": true,
                  "course": {
                      "start": "2017-04-06T00:00:00Z",
                      "course_image_url": "/asset-v1:edX+DemoX+Demo_Course+type@asset+block@images_course_image.jpg",
                      "end": null,
  
negative.code:                 "created": "2017-05-16 08:09:03.294214+00:00",
                  "is_active": true,
                  "course": {
                      "languages": [
                          "en-us",
                          "br"
                      ],
                      "start": "2015-10-29T01:00:00Z",
                      "course_image_url": "/c4x/OrganizationX/cs202/asset/McKA_course_tile_BusStrat.png",
                      "end": "2019-02-09T23:00:00Z",
  