Fix flea market error when clicking on user. Handled responses that wasn't been handled correctly (!348)

:)

Reviewed-on: SPT/Server#348

project/src/callbacks/DialogueCallbacks.ts

@@ -277,7 +277,7 @@ export class DialogueCallbacks implements OnUpdate
 
     public createGroupMail(url: string, info: ICreateGroupMailRequest, sessionID: string): IGetBodyResponseData<any[]>
     {
-        throw new Error("Method not implemented.");
+        return this.httpResponse.emptyArrayResponse();
     }
 
     public changeMailGroupOwner(

project/src/generators/RagfairOfferGenerator.ts

@@ -149,6 +149,7 @@ export class RagfairOfferGenerator
                 rating: this.getRating(userID),
                 isRatingGrowing: this.getRatingGrowing(userID),
                 avatar: this.getAvatarUrl(isTrader, userID),
+                aid: this.hashUtil.generateAccountId(),
             },
             root: items[0]._id,
             items: itemsClone,

project/src/models/eft/ragfair/IRagfairOffer.ts

@@ -45,6 +45,7 @@ export interface IRagfairOfferUser
     memberType: MemberCategory
     avatar?: string
     isRatingGrowing?: boolean
+    aid?: number
 }
 
 export interface SellResult

project/src/routers/static/GameStaticRouter.ts

@@ -146,7 +146,7 @@ export class GameStaticRouter extends StaticRouter
                     output: string,
                 ): Promise<INullResponseData> =>
                 {
-                    return null;
+                    return this.gameCallbacks.reportNickname(url, info, sessionID);
                 },
             ),
             new RouteAction(