website: update docs for multiple checks in config

website/source/docs/agent/checks.html.markdown

@@ -85,3 +85,28 @@ a specific meaning. Specifically:
 This is the only convention that Consul depends on. Any output of the script
 will be captured and stored in the `notes` field so that it can be viewed
 by human operators.
+
+## Multiple Check Definitions
+
+Multiple check definitions can be provided at once using the `checks` (plural)
+key in your configuration file.
+
+```javascript
+{
+  "checks": [
+    {
+      "id": "chk1",
+      "name": "mem",
+      "script": "/bin/check_mem",
+      "interval": "5s",
+    },
+    {
+      "id": "chk2",
+      "name": "cpu",
+      "script": "/bin/check_cpu",
+      "interval": "10s",
+    },
+    ...
+  ]
+}
+```

website/source/docs/agent/services.html.markdown

@@ -64,7 +64,8 @@ service can be registered dynamically using the [HTTP API](/docs/agent/http.html
 
 ## Multiple Service Definitions
 
-Multiple services definitions can be provided at once. Single and mutiple service definitions can't be provided together in one configuration file.
+Multiple services definitions can be provided at once using the `services`
+(plural) key in your configuration file.
 
 ```javascript
 {