remove daterangepicker and moment JS

I replaced moment with luxon.
And I am working on my own date picker.

pdb-js/src/app/visualization-page/visualization-page.component.ts

@@ -137,8 +137,6 @@ export class VisualizationPageComponent implements OnInit, AfterViewInit {
   }
 
   ngOnInit() {
-    (<any> window).initDatePicker();
-
     this.plotTypes = this.plotService.getPlotTypes();
     this.selectedPlotType.push(this.plotTypes[0]);