public List <PackageInfo> CollectUnTrackedPackages(PackageCollection packageCollection)
{
//Collect the names of all the packages we're currently tracking and updating.
HashSet <string> currentlyUpdatingNames = new HashSet <string>();
foreach (TrackedPackage updatingPackage in updatingPackages)
{
currentlyUpdatingNames.Add(updatingPackage.Name);
}
return(packageCollection.Where(package => !currentlyUpdatingNames.Contains(package.name)).ToList());
}
