svcutil.exe ^
  http://localhost:8732/Design_Time_Addresses/OKB-3.3/AdminService/mex ^
  /out:ServiceClients ^
  /namespace:*,HeuristicLab.Clients.OKB ^
  /targetClientVersion:Version35 ^
  /async ^
  /enableDataBinding ^
  /reference:"C:\Program Files\HeuristicLab 3.3\HeuristicLab.Core-3.3.dll" ^
  /collectionType:HeuristicLab.Core.ItemCollection`1 ^
  /config:..\app.config