Follow call on locked account creates follow request instead

Reflect "requested" relationship in API and UI
Reflect inability of private posts to be reblogged in the UI
Disable Webfinger for locked accounts

app/lib/feed_manager.rb

@@ -39,6 +39,16 @@ class FeedManager
     redis.zremrangebyscore(key(type, account_id), '-inf', "(#{last.last}")
   end
 
+  def merge_into_timeline(from_account, into_account)
+    timeline_key = key(:home, into_account.id)
+
+    from_account.statuses.limit(MAX_ITEMS).each do |status|
+      redis.zadd(timeline_key, status.id, status.id)
+    end
+
+    trim(:home, into_account.id)
+  end
+
   def inline_render(target_account, template, object)
     rabl_scope = Class.new do
       include RoutingHelper