Function fetchForClassroom

app/core/api/levels.js:25–27

(classroomID, options = {})

  },

  fetchForClassroom (classroomID, options = {}) {
    return fetchJson(`/db/classroom/${classroomID}/levels`, _.merge({}, options))
  },

  fetchNextForCourse ({ levelOriginalID, courseInstanceID, courseID, sessionID }, options) {
    let url