new Inquiry with checkConfiguration = false

[sukhanov]

create new Inquiry instance with parameter checkConfiguration = false throw exeption in net core app (withoutn app.config) for config for connectTimeOut.

if (checkConfiguration)
{
this.CheckConfigurationParameter(configuration.MerchantId, "MerchantId");
this.CheckConfigurationParameter(configuration.URL, "URL");
this.CheckConfigurationParameter(configuration.ConfigKey, "ConfigKey");
}
this.CheckConfigurationParameter(configuration.ConnectTimeout, "ConnectTimeout");