public PackageDefinitionEditorModel()
{
DocumentTypeIds = Enumerable.Empty<HiveId>();
MediaTypeIds = Enumerable.Empty<HiveId>();
TemplateIds = Enumerable.Empty<HiveId>();
PartialIds = Enumerable.Empty<HiveId>();
StylesheetIds = Enumerable.Empty<HiveId>();
ScriptIds = Enumerable.Empty<HiveId>();
MacroIds = Enumerable.Empty<HiveId>();
LanguageIds = Enumerable.Empty<string>();
DictionaryItemIds = Enumerable.Empty<HiveId>();
DataTypeIds = Enumerable.Empty<HiveId>();
AdditionalFiles = Enumerable.Empty<string>();
Config = @"<?xml version=""1.0"" encoding=""utf-8"" ?>
<configuration>
<system.web>
<pages>
<namespaces>
<add namespace=""System.Web.Mvc"" />
</namespaces>
</pages>
</system.web>
</configuration>";
PopulateUIElements();
}