Prettied, Linted and updated angular.json according to the latest schematic of Angular CLI.

Now all that is needed is to make it ready for strict compiling.
Removed eslint-plugin-prettier as it is not recommended and causes errors for both eslint and prettier

Bumped to v8.0.0

overlord/src/app/employee-benefits/employee-benefits.component.html

@@ -38,7 +38,7 @@
           <mat-autocomplete
             #auto="matAutocomplete"
             autoActiveFirstOption
-            [displayWith]="displayEmployeeName"
+            [displayWith]="displayFn"
             (optionSelected)="employeeSelected($event)"
           >
             <mat-option *ngFor="let employee of employees | async" [value]="employee">{{