code: function () {
                  var result = {};
                  _.each(unifiedRoles, function (unifiedRole) {
                      _.each(unifiedRole.$attributes, function (values, attribute) {
                          result[attribute] = _.union(result[attribute] || {}, _.filter(values, function (elt) {
                              return elt !== '*';
                          }));
                      });
                  });
                  return result;
              }
docs: @ngdoc function
  @name w20CoreSecurity.service:AuthorizationService#getAttributes
  @methodOf w20CoreSecurity.service:AuthorizationService
  @returns {Object} a map of attributes to their values
  
  @description
  
  Get every attributes and their associated value