Feature: Lazy loading

Lazy loaded everything
TODO: The cash flow module when clicking on sub-links, it reloads the whole page, it needs to be diagnosed and fixed, this problem also exists in the other modules
TODO: Rename folders and modules such as account to accounts to match the url

overlord/src/app/user/user.service.ts

@@ -3,13 +3,12 @@ import {HttpClient, HttpHeaders, HttpParams} from '@angular/common/http';
 import {ErrorLoggerService} from '../core/error-logger.service';
 import {catchError} from 'rxjs/operators';
 import {Observable} from 'rxjs/internal/Observable';
-import {User} from './user';
-import {Group} from '../group/group';
+import {User} from '../core/user';
 
 const httpOptions = {
   headers: new HttpHeaders({'Content-Type': 'application/json'})
 };
-const url = '/api/User';
+const url = '/api/users';
 const serviceName = 'UserService';
 
 @Injectable({
@@ -20,7 +19,7 @@ export class UserService {
   }
 
   get(id: string): Observable<User> {
-    const getUrl: string = (id === null) ? url : `${url}/${id}`;
+    const getUrl: string = (id === null) ? `${url}/new` : `${url}/${id}`;
     return <Observable<User>>this.http.get<User>(getUrl)
       .pipe(
         catchError(this.log.handleError(serviceName, `get id=${id}`))
@@ -44,7 +43,7 @@ export class UserService {
   }
 
   save(user: User): Observable<User> {
-    return <Observable<User>>this.http.post<User>(url, user, httpOptions)
+    return <Observable<User>>this.http.post<User>(`${url}/new`, user, httpOptions)
       .pipe(
         catchError(this.log.handleError(serviceName, 'save'))
       );