public bool CheckVersion()
{
return appcastReader.DownloadVersionInfoAsync(url, desc => {
var new_versions = desc
.Where(v => v.PublishDate.Date>currentVersion)
.OrderByDescending(v => v.PublishDate);
if (new_versions.Count()>0 && NewVersionFound!=null) {
NewVersionFound(this, new NewVersionFoundEventArgs(new_versions));
}
});
}