Removed replacing double- with single-quotes in app.info generation. Resolves #40.

src/caterpillar_test.py

 #!/usr/bin/env python2
 # -*- coding: utf-8 -*-
 
 # Copyright 2016 Google Inc. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
@@ skipping 669 matching lines @@
       self.assertIn('<meta content="test233" name="name"', js_file.read())
 
 
 class TestAddAppInfo(TestCaseWithOutputDir):
   """Tests add_app_info."""
 
   def test_add_app_info(self):
     """Tests add_app_info writes the correct file."""
     chrome_app_manifest = {
       'app': {'background': {}},
-      'name': 'tést app',
+      'name': 'tést app\'',

[Matt Giuca, 2016/02/04 05:12:28]

Good!

     }
 
     caterpillar.add_app_info(self.output_path, chrome_app_manifest)
 
     with open(os.path.join(self.output_path, 'app.info.js')) as app_info_file:
       app_info_js = app_info_file.read().decode('utf-8')
 
     self.assertEqual(app_info_js, """\
 chrome.caterpillar.manifest = {
-  'app': {
-    'background': {}
+  "app": {
+    "background": {}
   },
-  'name': 't\\u00e9st app'
+  "name": "t\\u00e9st app'"
 };
 """)
 
 
 if __name__ == '__main__':
   unittest.main()