BROWSER=none don't open browser after publish

lib/command-publish.js

@@ -169,7 +169,9 @@ function onPublishComplete(err)
             console.log("Successful!")
             console.log("your application is published and hosted at:")
             console.log(chalk.green(_hostingInfo.hostingSiteUrl))
-            opn(_hostingInfo.hostingSiteUrl, {wait: false})
+            if(process.env.BROWSER !== 'none'){
+                opn(_hostingInfo.hostingSiteUrl, {wait: false})
+            }
             refreshCloudFront()
         })
     }