feat(game)!: Fixed polling, SPA, Gameplayloop etc. (#59)

Co-authored-by: LQ63 <lkhermann@web.de>
Reviewed-on: #59
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

knockoutwhistweb/app/views/mainmenu/creategame.scala.html

@@ -1,6 +1,5 @@
 @(user: Option[model.users.User])
 
-@main("Create Game") {
 @navbar(user)
 <main class="lobby-background flex-grow-1">
     <div class="w-25 mx-auto">
@@ -28,5 +27,4 @@
             <div class="btn btn-success" onclick="createGameJS()">Create Game</div>
         </div>
     </div>
-</main>
-}
+</main>