anchor.diff:                      cache: false,
                       contentType: false,
                       headers: {
  -                        'x-xsrf-token': '!{csrfToken}'
  +                        'x-xsrf-token': _csrf
                       },
                       dataType: 'json',
                       processData: false,
  
positive.code:                 cache: false,
                  contentType: false,
                  headers: {
                      'x-xsrf-token': '!{csrfToken}'
                  },
                  dataType: 'json',
                  processData: false,
  
negative.code:                 url: $(this).attr('href'),
                  type: 'DELETE',
                  contentType: 'application/json',
                  data: JSON.stringify({_csrf: _csrf}),
                  dataType: 'json',
                  cache: false,
                  error: function (XMLHttpRequest, textStatus, errorThrow) {
  