Keep instructions for hapi < 17 as well

Author: kjellmorten

README.md

@@ -26,12 +26,19 @@ npm install @gar/hapi-json-api
 ## Example of use
 
 ```javascript
-//where server is a hapi server, for hapi 17
+// where server is a hapi server
 
+// For hapi 17:
 await server.register({
     plugin: require('@gar/hapi-json-api'),
     options: {}
 });
+
+// Prior to hapi 17:
+server.register({
+    register: require('@gar/hapi-json-api'),
+    options: {}
+});
 ```
 
 ### Configuration

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@gar/hapi-json-api",
-  "version": "3.0.2",
+  "version": "3.0.3",
   "description": "Hapi plugin for enabling/enforcing JSONAPI specification",
   "main": "lib/index.js",
   "scripts": {