Updated doc link in README (watson-developer-cloud#597)

needs to be changed to link to correct branch

temporary until travis builds correctly and this will be automatic

README.md

@@ -84,7 +84,7 @@ var myInstance = new watson.WhateverServiceV1({
 
 You can find links to the documentation at https://www.ibm.com/watson/developercloud/doc/index.html. Find the service that you're interested in, click **API reference**, and then select the **Node** tab.
 
-There are also auto-generated JSDocs available at http://watson-developer-cloud.github.io/node-sdk/latest/
+There are also auto-generated JSDocs available at http://watson-developer-cloud.github.io/node-sdk/master/
 
 ## Getting the service credentials
 You will need the `username` and `password` (`api_key` for AlchemyAPI) credentials for each service. Service credentials are different from your Bluemix account username and password.