* Extract the attributes from the package files and attach them as

PackageNodeAttribute to the PackageNodes.
* Implemented the attribute FS interface hooks.
* Made Package and PackageNode BReferenceable.
* Fixed the reference management for Node.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34119 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/file_systems/packagefs/Jamfile

@@ -23,6 +23,7 @@ HAIKU_PACKAGE_FS_SOURCES =
 	PackageFile.cpp
 	PackageLeafNode.cpp
 	PackageNode.cpp
+	PackageNodeAttribute.cpp
 	PackageSymlink.cpp
 	Volume.cpp
 ;