Update facebook.com.txt (#234)

facebook.com.txt

@@ -4,6 +4,11 @@ body: //div[@id='m_story_permalink_view' or contains(@data-sigil, 'm-story-view'
 strip_id_or_class: commentable
 strip: //div[contains(@data-sigil, 'm-mentions-expand')]
 
+http_header(user-agent): PHP/5.3
+strip_id_or_class: copyright
+# this remove the cookie policy banner
+strip_id_or_class: fbPageBannerInner
+
 prune: no
 tidy: no
 
@@ -12,3 +17,4 @@ tidy: no
 
 test_url: https://www.facebook.com/permalink.php?story_fbid=10154584776550183&id=294468630182
 test_contains: holding an extraordinary session in Brussels this month
+test_url: https://www.facebook.com/notes/protect-the-graph/retiring-sha-1-certificates/1814716098768533