added faceberg setting

settings.php

@@ -118,6 +118,10 @@ $settings = [
 						"value" => "yt",
 						"text" => "YouTube"
 					],
+					[
+						"value" => "fb",
+						"text" => "Facebook videos"
+					],
 					[
 						"value" => "ddg",
 						"text" => "DuckDuckGo"