Update to rspec 2.1.0.

Rakefile

@@ -30,18 +30,17 @@ end
 Jeweler::GemcutterTasks.new
 
 
-require 'spec/rake/spectask'
-Spec::Rake::SpecTask.new(:spec) do |spec|
-  spec.libs << 'lib' << 'spec'
-  spec.spec_files = FileList['spec/**/*_spec.rb']
+require 'rspec/core/rake_task'
+RSpec::Core::RakeTask.new(:spec) do |spec|
+  spec.pattern = FileList['spec/**/*_spec.rb']
 end
 
-Spec::Rake::SpecTask.new(:rcov) do |spec|
-  spec.libs << 'lib' << 'spec'
+RSpec::Core::RakeTask.new(:rcov) do |spec|
   spec.pattern = 'spec/**/*_spec.rb'
   spec.rcov = true
 end
 
+
 task :default => :spec
 
 require 'rake/rdoctask'