Metacat

Add a new class to handle nested subtree access control.

Add code to handle if a unaccessable subtree is another subtree of unaccessable subtree.

Finished the coding to ckeck an user try to update a subtree which it doesn't have write permission.

Add code to handle checking if user updated a subtree which he doesn't have permission.

Change processDTD to protected.

Add code to checking if user update a subtree it doesn't have write permission.

Add a class to handle append a unreadable subtree to document. (Not finished yet)

Add code to do get subtree nodes from db.

Add some getmethods.

Change debugMessage prototype.