Renamed the update>Entity Name>() functiuons to update()

ref #76

src/models/actions/update/UpdateUser.ts

@@ -98,7 +98,7 @@ export class UpdateUser {
      * Updates a user entity based on this.
      * @param user The user that shall be updated.
      */
-    public async updateUser(user: User): Promise<User> {
+    public async update(user: User): Promise<User> {
         user.email = this.email;
         user.username = this.username;
         if ((user.email === undefined || user.email === null) && (user.username === undefined || user.username === null)) {