Upgraded Ruby to 2.2.2 plus rebuild Gemfile.lock file

.ruby-version

@@ -1 +1 @@
-2.1.6
+2.2.2

Gemfile

@@ -3,7 +3,7 @@ source 'https://rubygems.org'
 #don't upgrade
 gem 'rails', '4.0.13'
 
-ruby '2.1.6'
+ruby '2.2.2'
 
 # Bundle edge Rails instead:
 # gem 'rails', :git => 'git://github.com/rails/rails.git'
@@ -40,6 +40,7 @@ group :development, :test, :mysql do
   gem 'database_cleaner'
   gem 'poltergeist'
   gem 'rspec-rails', '2.14.2'
+  gem 'test-unit'
 end
 
 group :mysql do

Gemfile.lock

@@ -27,7 +27,7 @@ GEM
       tzinfo (~> 0.3.37)
     addressable (2.3.8)
     arel (4.0.2)
-    aruba (0.5.4)
+    aruba (0.6.2)
       childprocess (>= 0.3.6)
       cucumber (>= 1.1.1)
       rspec-expectations (>= 2.7.0)
@@ -72,12 +72,15 @@ GEM
       execjs
     coffee-script-source (1.9.1.1)
     crack (0.3.1)
-    cucumber (1.3.15)
+    cucumber (2.0.0)
       builder (>= 2.1.2)
+      cucumber-core (~> 1.1.3)
       diff-lcs (>= 1.1.3)
       gherkin (~> 2.12)
       multi_json (>= 1.7.5, < 2.0)
-      multi_test (>= 0.1.1)
+      multi_test (>= 0.1.2)
+    cucumber-core (1.1.3)
+      gherkin (~> 2.12.0)
     daemons (1.2.2)
     database_cleaner (1.4.1)
     debug_inspector (0.0.2)
@@ -94,11 +97,11 @@ GEM
     foreman (0.78.0)
       thor (~> 0.19.1)
     formatador (0.2.5)
-    gauntlt (1.0.10)
-      aruba (= 0.5.4)
-      cucumber (= 1.3.15)
-      nokogiri (= 1.6.1)
-      trollop (~> 2.0)
+    gauntlt (1.0.6)
+      aruba
+      cucumber
+      nokogiri (~> 1.5.0)
+      trollop
     gherkin (2.12.2)
       multi_json (~> 1.3)
     guard (2.12.6)
@@ -142,7 +145,7 @@ GEM
     launchy (2.4.3)
       addressable (~> 2.3)
     libv8 (3.16.14.7)
-    listen (2.10.0)
+    listen (2.10.1)
       celluloid (~> 0.16.0)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
@@ -159,14 +162,12 @@ GEM
       thin (~> 1.5.0)
     method_source (0.8.2)
     mime-types (2.6.1)
-    mini_portile (0.5.3)
     minitest (4.7.5)
     multi_json (1.11.1)
     multi_test (0.1.2)
     mysql2 (0.3.18)
     nenv (0.2.0)
-    nokogiri (1.6.1)
-      mini_portile (~> 0.5.0)
+    nokogiri (1.5.11)
     notiffany (0.0.6)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -177,6 +178,7 @@ GEM
       websocket-driver (>= 0.2.0)
     powder (0.3.0)
       thor (>= 0.11.5)
+    power_assert (0.2.3)
     pry (0.10.1)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -260,6 +262,8 @@ GEM
       sprockets (>= 2.8, < 4.0)
     sqlite3 (1.3.10)
     terminal-table (1.4.5)
+    test-unit (3.1.2)
+      power_assert
     therubyracer (0.12.2)
       libv8 (~> 3.16.14.0)
       ref
@@ -328,8 +332,12 @@ DEPENDENCIES
   sass-rails
   simplecov
   sqlite3
+  test-unit
   therubyracer
   travis-lint
   turbolinks
   uglifier
   unicorn
+
+BUNDLED WITH
+   1.10.4