Rakefile in pupa-0.2.3 vs Rakefile in pupa-0.2.4

@@ -17,21 +17,23 @@
 
 namespace :popolo do
   desc 'Update Popolo schemas'
   task :schemas do
     require 'base64'
+    require 'json'
 
     require 'octokit'
 
     Octokit.contents('popolo-project/popolo-spec', path: 'schemas', ref: 'gh-pages').each do |file|
       response = Octokit.contents('popolo-project/popolo-spec', path: file.path, ref: 'gh-pages')
       if response.encoding == 'base64'
-        content = Base64.decode64(response.content)
+        content = JSON.load(Base64.decode64(response.content))
       else
         raise "Can't handle #{response.encoding} encoding"
       end
+      content['id'] = content['id'].sub('http://www.popoloproject.com/schemas/', '')
       File.open(File.expand_path(File.join('schemas', 'popolo', file.name), __dir__), 'w') do |f|
-        f.write(content)
+        f.write(JSON.dump(content))
       end
     end
   end
 end