public function index()
{
$data['system'] = $this->system;
$data['count'] = DB::table('tbl_completion')->where('academicterm', $this->system->phaseterm)->where('stage', 2)->where('completedby', Session::get('uid'))->count();
$data['$sql'] = Subject::getSubject($this->owner, $this->system);
return view('dean.manage_section', $data);
}