Moved to Angular 6.0

----

Pending
* Table width for the points column in incentive
* Linting
* keyboard navigation where it was used earlier
* can remove the unused totals calculated serverside in productledger
* spinner and loading bars
* Activate Guard for Employee Function tabs
* Progress for Fingerprint uploads
* deleted reconcile and receipe features as they were not being used
* focus the right control on component load

overlord/src/app/product-group/product-group-resolver.service.ts

@@ -0,0 +1,19 @@
+import {Injectable} from '@angular/core';
+import {ActivatedRouteSnapshot, Resolve, Router, RouterStateSnapshot} from '@angular/router';
+import {ProductGroupService} from './product-group.service';
+import {ProductGroup} from './product-group';
+import {Observable} from 'rxjs/internal/Observable';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class ProductGroupResolver implements Resolve<ProductGroup> {
+
+  constructor(private ser: ProductGroupService, private router: Router) {
+  }
+
+  resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Observable<ProductGroup> {
+    const id = route.paramMap.get('id');
+    return this.ser.get(id);
+  }
+}