Code + comment cleanup for the response models

ref #39

src/models/responses/ResponseUserGroup.ts

@@ -1,41 +1,37 @@
-import {
-    IsArray,
-
-
-    IsNotEmpty,
-
-    IsOptional,
-    IsString
-} from "class-validator";
+import { IsArray, IsNotEmpty, IsOptional, IsString } from "class-validator";
 import { Permission } from '../entities/Permission';
 import { UserGroup } from '../entities/UserGroup';
 import { ResponsePrincipal } from './ResponsePrincipal';
 
 /**
- * Defines a user response.
+ * Defines the userGroup response.
 */
 export class ResponseUserGroup extends ResponsePrincipal {
     /**
-     * The group's name
+     * The userGroup's name.
      */
     @IsNotEmpty()
     @IsString()
     name: string;
 
     /**
-     * The group's description
+     * The userGroup's description.
      */
     @IsOptional()
     @IsString()
     description?: string;
 
     /**
-     * permissions
+     * The userGroup's permissions.
      */
     @IsArray()
     @IsOptional()
     permissions: Permission[];
 
+    /**
+     * Creates a ResponseUserGroup object from a userGroup.
+     * @param group The userGroup the response shall be build for.
+     */
     public constructor(group: UserGroup) {
         super(group);
         this.name = group.name;