Removed ZEO changes, since ZEO is now separate.

CHANGES.txt

@@ -31,16 +31,6 @@ New Features
   comparison inherited from object. (This doesn't apply to old-style
   class instances.)
 
-- Storage servers now emit Serving and Closed events so subscribers
-  can discover addresses when dynamic port assignment (bind to port 0)
-  is used. This could, for example, be used to update address
-  information in a ZooKeeper database.
-
-- Client storagers have a method, new_addr, that can be used to change
-  the server address(es). This can be used, for example, to update a
-  dynamically determined server address from information in a
-  ZooKeeper database.
-
 Bugs Fixed
 ----------