Merge pull request #116 from tnull/describe_list_banned_rpc

Better describe the listbanned rpc call

reference/rpc/listbanned.rst

@@ -22,6 +22,18 @@ Result
     ...
   ]
 
+Result
+~~~~~~
+::
+
+  [
+    {
+    "address": <address>,             (string) The banned address.
+    "banned_until": <time>,           (numeric) The time (in seconds since Jan 1 1970 GMT) until the address is banned.
+    "ban_created": <time>,            (numeric) The time (in seconds since Jan 1 1970 GMT) when the ban was created.
+    }
+  ]
+
 Examples
 ~~~~~~~~