Rakefile in gravatarify-3.0.0 vs Rakefile in gravatarify-3.1.0

@@ -8,5 +8,7 @@
 Rake::TestTask.new(:test) do |t|
   t.libs << 'test'
   t.pattern = 'test/**/*_test.rb'
   t.verbose = true
 end
+
+task :default => :test