Schedule constructor
Schedule()
Implementation
Schedule(
this.dateName,
this.lessonName,
this.cabinetNumber,
this.teacherName,
this.typeLesson,
this.isFirst,
this.isDouble,
this.isMeal,
this.numSchedule,
this.lessonNameSecond,
this.teacherNameSecond,
this.cabinetNumberSecond);