Allow oEmbed data from all sites by default

plugins/Oembed/OembedPlugin.php

@@ -11,7 +11,7 @@ class OembedPlugin extends Plugin
                                     '^i\d*\.vimeocdn\.com$' => 'Vimeo',
                                     );
     public $append_whitelist = array(); // fill this array as domain_whitelist to add more trusted sources
-    public $check_whitelist  = true;    // security/abuse precaution
+    public $check_whitelist  = false;    // security/abuse precaution
 
     protected $imgData = array();