Merge pull request #87 from tootsuite/master

merge upstream

app/controllers/api/base_controller.rb

@@ -17,11 +17,7 @@ class Api::BaseController < ApplicationController
     render json: { error: 'Record not found' }, status: 404
   end
 
-  rescue_from Goldfinger::Error do
-    render json: { error: 'Remote account could not be resolved' }, status: 422
-  end
-
-  rescue_from HTTP::Error do
+  rescue_from HTTP::Error, Mastodon::UnexpectedResponseError do
     render json: { error: 'Remote data could not be fetched' }, status: 503
   end