public List <ServiceVertexType> GetAllVertexTypes(SecurityToken mySecurityToken, Int64 myTransactionToken,
String myEdition)
{
var Request = ServiceRequestFactory.MakeRequestGetAllVertexTypes(myEdition);
var Response = this.GraphDS.GetAllVertexTypes <IEnumerable <IVertexType> >(mySecurityToken, myTransactionToken, Request,
ServiceReturnConverter.ConvertOnlyVertexTypes);
return(Response.Select(x => new ServiceVertexType(x)).ToList());
}