Gemfile in timespan-0.4.6 vs Gemfile in timespan-0.4.9

@@ -2,20 +2,23 @@
 
 gem 'chronic'
 gem 'chronic_duration'
 gem 'activesupport', '>= 3.0.0'
 gem 'spanner'
+gem 'sugar-high', '~> 0.7.2' # for range intersect
 gem 'xduration', '~> 2.2'
 
 group :test, :development do
   gem "rspec", 		">= 2.8.0"
   gem 'rails', 		'~> 3.2.7'
   # gem 'mongoid',  '>= 2.4'
   # gem 'bson',     '>= 1.6'
 
-  gem 'mongoid',  '~> 3.0.0' #, :git => 'git://github.com/mongoid/mongoid.git'  
+  gem 'mongoid',  '~> 3.0'
+  gem 'origin-selectable_ext', '~> 0.1.1'
   # gem 'i18n'
 end
+
 
 group :development do
   gem "rdoc", 		">= 3.12"
   gem "bundler", 	">= 1.0.0"
   gem "jeweler", 	">= 1.8.3"