Addition of heroku button

README.md

@@ -12,8 +12,11 @@
 
 <h5>Heroku App</h5>
 
-1.) Create an app 2.) Add Postgres Addon 3.) Add Heroku Connect Addon 4.) Set up a free Salesforce developer account 4.) Set up Heroku Connect Connection using the above account 5.) From Heroku Connect Dashboard, add a Mapping for Account with any fields, query will pull all 6.) Link your app to this GitHub Repo 7.) Deploy
+[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy)
+
+- From Heroku Connect Dashboard, add a Mapping for Account with any fields, query will pull all 
 
 <h4>Changing the Database Query</h4>
 
 Update query in Main.java
+

app.json

@@ -2,5 +2,5 @@
   "name": "Start on Heroku: Java",
   "description": "A barebones Java app, which can easily be deployed to Heroku.",
   "image": "heroku/java",
-  "addons": [ "heroku-postgresql" ]
+  "addons": ["heroku-postgresql", "herokuconnect", "papertrail"]
 }