update phantom settings

Gemfile

@@ -6,11 +6,10 @@ gem 'rails', '3.2.17'
 # Bundle edge Rails instead:
 # gem 'rails', :git => 'git://github.com/rails/rails.git'
 
-#gem 'watir'
 gem 'phantomjs'
 
 gem 'devise'
-gem 'redis', '2.2.2'
+gem 'redis'
 gem 'pg'
 gem 'cancan'
 gem 'formula'

app/workers/grab_map_screenshot_worker.rb

@@ -1,3 +1,5 @@
+require 'phantomjs'
+
 # app/workers/grab_map_screenshot_worker.rb
 class GrabMapScreenshotWorker
   include Sidekiq::Worker

script/phantomjs-save-screenshot.js

@@ -46,5 +46,6 @@ page.open(url, function (status) {
     });//page.evaluate
   } else {
     //failed to load
+    phantom.exit();
   }//if
 });