Rakefile in ably-0.7.0 vs Rakefile in ably-0.7.1

@@ -1,4 +1,6 @@
+require 'rubygems'
+require 'bundler/setup'
 require 'bundler/gem_tasks'
 require 'json'
 
 require 'yard'
 YARD::Rake::YardocTask.new