update test_after_commit gem to 0.4.2

Gemfile

@@ -274,7 +274,7 @@ group :test do
   gem 'shoulda-matchers', '~> 2.8.0', require: false
   gem 'email_spec', '~> 1.6.0'
   gem 'webmock', '~> 1.21.0'
-  gem 'test_after_commit', '~> 0.2.2'
+  gem 'test_after_commit', '~> 0.4.2'
   gem 'sham_rack'
 end
 

Gemfile.lock

@@ -750,7 +750,7 @@ GEM
     term-ansicolor (1.3.2)
       tins (~> 1.0)
     terminal-table (1.5.2)
-    test_after_commit (0.2.7)
+    test_after_commit (0.4.2)
       activerecord (>= 3.2)
     thin (1.6.4)
       daemons (~> 1.0, >= 1.0.9)
@@ -970,7 +970,7 @@ DEPENDENCIES
   task_list (~> 1.0.2)
   teaspoon (~> 1.0.0)
   teaspoon-jasmine (~> 2.2.0)
-  test_after_commit (~> 0.2.2)
+  test_after_commit (~> 0.4.2)
   thin (~> 1.6.1)
   tinder (~> 1.10.0)
   turbolinks (~> 2.5.0)