Updated changelog file pulling from nwjs13.

Author: jyapayne

files/settings.cfg

@@ -367,4 +367,4 @@ linux_64_dir_prefix = 'node-webkit-v{}-linux-x64'
                                  'force_download']"""
 
 [version_info]
-    url='https://raw.githubusercontent.com/nwjs/nw.js/master/CHANGELOG.md'
+    url='https://raw.githubusercontent.com/nwjs/nw.js/nw13/CHANGELOG.md'