public static bool ExtensionIsApplicable(Book.Book book)
{
//for now we're not doing real extension dlls, just kind of faking it. So we will limit this load
//to books we know go with this currently "built-in" "extension" for SIL LEAD's SHRP Project.
return book.CollectionSettings.CollectionName.Contains("Guide") || book.CollectionSettings.CollectionName.Contains("TG");
}