Cleaned up realations regarding response classes

ref #132

src/models/responses/ResponseStatsRunner.ts

@@ -4,9 +4,9 @@ import {
     IsString
 } from "class-validator";
 import { Runner } from '../entities/Runner';
-import { RunnerGroup } from '../entities/RunnerGroup';
 import { ResponseObjectType } from '../enums/ResponseObjectType';
 import { IResponse } from './IResponse';
+import { ResponseRunnerGroup } from './ResponseRunnerGroup';
 
 /**
  * Defines the runner stats response.
@@ -59,7 +59,7 @@ export class ResponseStatsRunner implements IResponse {
      * The runner's group.
      */
     @IsObject()
-    group: RunnerGroup;
+    group: ResponseRunnerGroup;
 
     /**
      * Creates a new runner stats response from a runner
@@ -72,6 +72,6 @@ export class ResponseStatsRunner implements IResponse {
         this.lastname = runner.lastname;
         this.distance = runner.distance;
         this.donationAmount = runner.distanceDonationAmount;
-        this.group = runner.group;
+        this.group = runner.group.toResponse();
     }
 }