Log the "listening on <address>" message at INFO level.

src/ZEO/zrpc/server.py

@@ -17,6 +17,7 @@ import types
 
 from ZEO.zrpc.connection import Connection, Delay
 from ZEO.zrpc.log import log
+import zLOG
 
 # Export the main asyncore loop
 loop = asyncore.loop
@@ -42,7 +43,7 @@ class Dispatcher(asyncore.dispatcher):
         else:
             self.create_socket(socket.AF_UNIX, socket.SOCK_STREAM)
         self.set_reuse_addr()
-        log("listening on %s" % str(self.addr))
+        log("listening on %s" % str(self.addr), zLOG.INFO)
         self.bind(self.addr)
         self.listen(5)