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/rules.scala.html

@@ -1,6 +1,4 @@
 @(user: Option[model.users.User])
-
-@main("Rules") {
     @navbar(user)
 
     <main class="lobby-background flex-grow-1">
@@ -177,4 +175,3 @@
             </div>
         </div>
     </main>
-}