public function destroy($id)
{
FPL::where('id', '=', $id)->delete();
MengetahuiFPL::where('fpl_id', '=', $id)->delete();
FPLSpec::where('fpl_id', '=', $id)->delete();
FPLKebutuhan::where('fpl_id', '=', $id)->delete();
FPLPembelian::where('fpl_id', '=', $id)->delete();
FPLPerbaikan::where('fpl_id', '=', $id)->delete();
Session::flash('success', 'Data telah dihapus.');
return Redirect::to('/admin/fpl');
}