public MetaTagInjectorItem(MetaTagUsage usage, string name, string content)
 {
     Name = name;
      Content = content ?? String.Empty;
      Usage = usage;
 }
 public static void MetaTag(this ContentManager contentInjector, MetaTagUsage usage, string name, string content, int order = 0, string group = "")
 {
     contentInjector.Access<IMetaTagsInjector>(group).Add(new MetaTagInjectorItem(usage, name, content), order);
 }