add more event filters in doc: config, node, secret and service
@@ -175,14 +175,18 @@ container container 588a23dac085 *AND* the event type is *start*
The currently supported filters are:
+* config (`config=<name or id>`)
* container (`container=<name or id>`)
* daemon (`daemon=<name or id>`)
* event (`event=<event action>`)
* image (`image=<tag or id>`)
* label (`label=<key>` or `label=<key>=<value>`)
* network (`network=<name or id>`)
+* node (`node=<id>`)
* plugin (`plugin=<name or id>`)
* scope (`scope=<local or swarm>`)
+* secret (`secret=<name or id>`)
+* service (`service=<name or id>`)
* type (`type=<container or image or volume or network or daemon or plugin or service or node or secret or config>`)
* volume (`volume=<name>`)
