Preserve br and p from Facebook post content

bridges/FacebookBridge.php

@@ -162,7 +162,7 @@ class FacebookBridge extends BridgeAbstract{
 					$content = preg_replace('/(?i)><div class=\"_4l5([^>]+)>(.+?)<\/div>/i', '', $content);
 
 					//Remove html nodes, keep only img, links, basic formatting
-					$content = strip_tags($content,'<a><img><i><u>');
+					$content = strip_tags($content,'<a><img><i><u><br><p>');
 
 					//Adapt link hrefs: convert relative links into absolute links and bypass external link redirection
 					$content = preg_replace_callback('/ href=\"([^"]+)\"/i', $unescape_fb_link, $content);