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/ledger/ledger.component.ts

@@ -4,16 +4,18 @@ import { MatAutocompleteSelectedEvent } from '@angular/material/autocomplete';
 import { MatPaginator } from '@angular/material/paginator';
 import { MatSort } from '@angular/material/sort';
 import { ActivatedRoute, Router } from '@angular/router';
+import * as moment from 'moment';
 import { Observable, of as observableOf } from 'rxjs';
 import { debounceTime, distinctUntilChanged, map, startWith, switchMap } from 'rxjs/operators';
-import * as moment from 'moment';
-import { LedgerDataSource } from './ledger-datasource';
-import { Ledger } from './ledger';
+
 import { Account } from '../core/account';
-import { LedgerService } from './ledger.service';
 import { AccountService } from '../core/account.service';
 import { ToCsvService } from '../shared/to-csv.service';
 
+import { Ledger } from './ledger';
+import { LedgerDataSource } from './ledger-datasource';
+import { LedgerService } from './ledger.service';
+
 @Component({
   selector: 'app-ledger',
   templateUrl: './ledger.component.html',