public SoapContactClient(string username, string password)
 {
     ContactService = new ContactServicePortTypeClient(GetCustomBinding(), GetEndpointAddress <Contact>())
     {
         ClientCredentials = { UserName = { UserName = username, Password = password } }
     };
 }
 public SoapContactClient(string username, string password)
 {
     ContactService = new ContactServicePortTypeClient(GetCustomBinding(), GetEndpointAddress<Contact>())
     {
         ClientCredentials = { UserName = { UserName = username, Password = password } }
     };
 }
 internal SoapContactClient(IContactServicePortTypeClient client)
 {
     ContactService = client;
 }
 internal SoapContactClient(IContactServicePortTypeClient client)
 {
     ContactService = client;
 }