Added !t to docs

docs/users/queries.rst

@@ -29,6 +29,7 @@ IRRd style queries
   after a query has been sent. Queries are answered in the order they were
   submitted. Takes no parameters. In deviation from all other queries,
   this query will return no response at all.
+* ``!t<timeout>`` sets the timeout of the connection. The connection is closed when no activity on the connection has occurred for this many seconds. Valid values range from 1 to 1000. The default is 30 seconds. For ``!a`` queries, which can take several minutes, a higher timeout value should be set.
 * ``!a<as-set-name>`` recursively resolves an `as-set`, then resolves all
   combined unique prefixes originating from any of the ASes in the set. Returns
   both IPv4 and IPv6 prefixes. Can be filtered to either IPv4 or IPv6 with
@@ -40,7 +41,7 @@ IRRd style queries
   *Note*: this type of query can take very long to run, due to the amount of
   information it retrieves. Queries may take several minutes to resolve, and
   return up to 10-20 MB of text. Ensure that your client will not time out
-  in this period.
+  in this period, and that a long timeout has been set with ``!t``.
 * ``!gAS<asn>`` finds all IPv4 routes for an origin AS. Only distinct
   prefixes of the routes are returned, seperated by spaces.
 * ``!6AS<asn>`` finds all IPv6 routes for an origin AS. Only distinct