anchor.diff:      componentWillMount: function() {
         this.refresh();
       },
  -    updateSelectedStudents: function(students) {
  -      this.setState({
  -        selected_students: students
  -      });
  +    updateSelectedStudentsz: function(students) {
  +      this.setState({selected_students: students});
       },
       updateSelectedGroups: function(groups) {
  -      this.setState({
  -        selected_groups: groups
  -      });
  +      this.setState({selected_groups: groups});
       },
       updateSelectedStudentsInGroups: function(students) {
  -      this.setState({
  -        selected_students_in_groups: students
  -      });
  +      this.setState({selected_students_in_groups: students});
       },
       // Sends a request to the server to perform some action
       // such as assigning or removing a member to/from a group
  
positive.code:             <Table data={students_data}
              columns={columns}
              filters={filters}
              search_placeholder={'<%= j raw I18n.t('students.search_students') %>'} />
            </div>
          </div>
  
negative.code:       var students_data = this.props.students.map(function(student) {
          var s = {};
          s['id'] = student.id;
          s['user_name'] = student.user_name;
          s['last_name'] = student.last_name;
          s['first_name'] = student.first_name;
  