Added rspec rake task

Rakefile

@@ -6,6 +6,17 @@ Bundler.require
 
 application_yaml = ERB.new(File.read("config/application.yml")).result()
 
+
+begin
+  require 'rspec/core/rake_task'
+
+  RSpec::Core::RakeTask.new(:spec)
+
+  task :default => :spec
+rescue LoadError
+  # no rspec available
+end
+
 Tire.configure do
   url YAML.load(application_yaml)['elasticsearch_server']
 end