Remove old TODO.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2547 71dcc9de-d417-0410-9af5-da40c76e7ee4

TODO

@@ -205,10 +205,3 @@ RC  - Review output of pylint (CODE)
     - Consider using out-of-band TCP feature.
     - IPv6 support (address field, bind, name resolution)
 
-Old TODO
-
-    - Handling write timeouts.
-    - Flushing write buffers only without reading packets.
-    - Garbage collection of unused nodes.
-    - Expiration of temporarily down nodes.
-