Updating Gemfile to allow running the tests with rubinius.

.gitignore

@@ -11,3 +11,4 @@ log
 .yardoc
 doc
 .bundle
+*.rbc

Gemfile

@@ -3,18 +3,19 @@ gemspec
 
 group(:development) do
   gem 'bson_ext', '~> 1.3.0'
-  gem 'SystemTimer', :platform => :ruby_18
-  gem 'ruby-debug', :platform => :ruby_18
-  gem 'ruby-debug19', :platform => :ruby_19, :require => 'ruby-debug'
+  gem 'SystemTimer',  :platform => :ruby_18
+
+  gem 'ruby-debug',   :platform => :mri_18
+  gem 'ruby-debug19', :platform => :mri_19, :require => 'ruby-debug'
+  gem 'perftools.rb', :platform => :mri,    :require => 'perftools'
 
-  gem 'perftools.rb', :require => 'perftools'
   gem 'rake'
   gem 'tzinfo'
   gem 'json'
   gem 'log_buddy'
-  gem 'jnunemaker-matchy', '~> 0.4.0'
+  gem 'jnunemaker-matchy', '~> 0.4.0', :require => 'matchy'
   gem 'shoulda',           '~> 2.11'
   gem 'timecop',           '~> 0.3.1'
   gem 'mocha',             '~> 0.9.8'
   gem 'rack-test'
-end
+end

test/test_helper.rb

@@ -1,18 +1,12 @@
 require 'rubygems'
 require 'bundler/setup'
 
-$:.unshift File.expand_path(File.dirname(__FILE__) + '/../lib')
+$:.unshift File.expand_path('../../lib', __FILE__)
 require 'mongo_mapper'
 require 'fileutils'
 require 'ostruct'
 
-require 'json'
-require 'log_buddy'
-require 'matchy'
-require 'shoulda'
-require 'timecop'
-require 'mocha'
-require 'ruby-debug'
+Bundler.require(:development)
 
 class Test::Unit::TestCase
   def Doc(name='Class', &block)