private void SaveIgnoreList()
{
var ignoredusers = new string[IgnoreList.Items.Count];
// ReSharper disable CoVariantArrayConversion
IgnoreList.Items.CopyTo(ignoredusers, 0);
// ReSharper restore CoVariantArrayConversion
string ignorestring = string.Join(",", ignoredusers);
Program.Config.IgnoreList = ignorestring;
Program.SaveConfig(Program.ConfigurationFilename, Program.Config);
}