Appraisals in crypt_keeper-0.20.0 vs Appraisals in crypt_keeper-0.21.0

@@ -1,19 +1,4 @@
-appraise "activerecord_3_1" do
-  gem 'activerecord',  '~> 3.1.10'
-  gem 'activesupport', '~> 3.1.10'
-end
-
-appraise "activerecord_3_2" do
-  gem 'activerecord',  '~> 3.2.14'
-  gem 'activesupport', '~> 3.2.14'
-end
-
-appraise "activerecord_4_0" do
-  gem 'activerecord',  '~> 4.0.0'
-  gem 'activesupport', '~> 4.0.0'
-end
-
 appraise "activerecord_4_1" do
   gem 'activerecord',  '~> 4.1.0'
   gem 'activesupport', '~> 4.1.0'
 end