Add French as option to Visual Recognition

Author: chughts

README.md

@@ -15,6 +15,8 @@ Node-RED Watson Nodes for IBM Cloud
 - Rename Conversation Nodes to Assistant
 - Use Assistant endpoint
 - Move all Assistant calls to latest API version - 2018-02-16
+- Move all Visual Recognition calls to lates API version - 2018-03-19
+- Add French as a Visual Recognition classification response language
 
 ### New in version 0.6.7
 - Enable Opt-out option for Conversation Node.

services/visual_recognition/v3.html

@@ -41,6 +41,7 @@
             <option selected="selected" value="en">English</option>
             <option value="es">Spanish</option>
             <option value="de">German</option>
+            <option value="fr">French</option>
             <option value="it">Italian</option>
             <option value="ar">Arabic</option>
             <option value="ja">Japanese</option>

services/visual_recognition/v3.js

@@ -144,7 +144,7 @@ module.exports = function(RED) {
 
     var serviceSettings = {
       api_key: node.apikey,
-      version_date: VisualRecognitionV3.VERSION_DATE_2016_05_20,
+      version_date: '2018-03-19',
       headers: {
         'User-Agent': pkg.name + '-' + pkg.version
       }