Add a TODO entry on connection pool improvement.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@1947 71dcc9de-d417-0410-9af5-da40c76e7ee4

TODO

@@ -209,6 +209,12 @@ RC  - Review output of pylint (CODE)
     - Cache for loadSerial/loadBefore
     - Implement restore() ZODB API method to bypass consistency checks during
       imports.
+    - Implement and use an iterator on connection pool, to minimize the amount
+      of reconnections:
+      - first iterate over nodes with established connections, then on other
+        nodes
+      - allow caller to specify the node it wants to find (ex, which partitions
+        it is interested in, etc)
 
   Later
     - Consider auto-generating cluster name upon initial startup (it might