Add rake as a development dependency

.rspec

@@ -0,0 +1,3 @@
+--color
+--format=nested
+--backtrace

Rakefile

@@ -1,25 +1,9 @@
-require 'rake'
-require 'rubygems'
-require 'spec'
+#!/usr/bin/env rake
 
-desc 'Default: run unit tests.'
-task :default => :spec
-
-# So it can we used for both versions of rspec
-if Spec::VERSION::MAJOR <= 1
-  require 'spec/rake/spectask'
+require 'bundler'
+Bundler::GemHelper.install_tasks
 
-  desc 'Test the  plugin.'
-  Spec::Rake::SpecTask.new(:spec) do |t|
-    t.libs << 'lib'
-    t.verbose = true
-  end
-else
-  require 'rspec/core/rake_task'
-  desc 'Test the  plugin.'
-  RSpec::Core::RakeTask.new(:spec) do |t|
-    t.libs << 'lib'
-    t.verbose = true
-  end
-end
+require 'rspec/core/rake_task'
+RSpec::Core::RakeTask.new(:spec)
 
+task :default => :spec

mogli.gemspec

@@ -11,5 +11,6 @@ spec = Gem::Specification.new do |s|
   s.homepage = 'http://developers.facebook.com/docs/api'
   s.add_dependency 'httparty', '>= 0.4.3'
   s.add_dependency 'hashie', '~> 1.1.0'
+  s.add_development_dependency 'rake'
   s.add_development_dependency 'rspec'
 end