Uses wp_remote_fopen() instead of file_get_contents() to get the content from an external source. This will ensure that WordPress will use file_get_contents() or cURL depending if it is available or not.

git-svn-id: https://plugins.svn.wordpress.org/wpsync/trunk@755209 b8457f37-d9ea-0310-8a92-e5e31aec5664