upgraded rails

Gemfile

@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
-gem 'rails', '5.1.1'
+gem 'rails', '5.1.5'
 
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'

Gemfile.lock

 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.1.1)
-      actionpack (= 5.1.1)
+    actioncable (5.1.5)
+      actionpack (= 5.1.5)
       nio4r (~> 2.0)
       websocket-driver (~> 0.6.1)
-    actionmailer (5.1.1)
-      actionpack (= 5.1.1)
-      actionview (= 5.1.1)
-      activejob (= 5.1.1)
+    actionmailer (5.1.5)
+      actionpack (= 5.1.5)
+      actionview (= 5.1.5)
+      activejob (= 5.1.5)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.1.1)
-      actionview (= 5.1.1)
-      activesupport (= 5.1.1)
+    actionpack (5.1.5)
+      actionview (= 5.1.5)
+      activesupport (= 5.1.5)
       rack (~> 2.0)
-      rack-test (~> 0.6.3)
+      rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.1)
-      activesupport (= 5.1.1)
+    actionview (5.1.5)
+      activesupport (= 5.1.5)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.1.1)
-      activesupport (= 5.1.1)
+    activejob (5.1.5)
+      activesupport (= 5.1.5)
       globalid (>= 0.3.6)
-    activemodel (5.1.1)
-      activesupport (= 5.1.1)
-    activerecord (5.1.1)
-      activemodel (= 5.1.1)
-      activesupport (= 5.1.1)
+    activemodel (5.1.5)
+      activesupport (= 5.1.5)
+    activerecord (5.1.5)
+      activemodel (= 5.1.5)
+      activesupport (= 5.1.5)
       arel (~> 8.0)
-    activesupport (5.1.1)
+    activesupport (5.1.5)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
       minitest (~> 5.1)
@@ -77,6 +77,7 @@ GEM
     concurrent-ruby (1.0.5)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
+    crass (1.0.3)
     cucumber (2.4.0)
       builder (>= 2.1.2)
       cucumber-core (~> 1.5.0)
@@ -110,7 +111,7 @@ GEM
       rails (< 6)
     diff-lcs (1.3)
     docile (1.1.5)
-    erubi (1.6.0)
+    erubi (1.7.0)
     execjs (2.7.0)
     factory_girl (4.8.0)
       activesupport (>= 3.0.0)
@@ -123,7 +124,7 @@ GEM
     ffi (1.9.18-x64-mingw32)
     formatador (0.2.5)
     gherkin (4.1.3)
-    globalid (0.4.0)
+    globalid (0.4.1)
       activesupport (>= 4.2.0)
     guard (2.14.1)
       formatador (>= 0.2.4)
@@ -146,7 +147,8 @@ GEM
     hashie (3.5.5)
     httparty (0.15.5)
       multi_xml (>= 0.5.2)
-    i18n (0.8.1)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.6.4)
       activesupport (>= 3.0.0)
       multi_json (>= 1.2)
@@ -159,18 +161,20 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.0.3)
+    loofah (2.2.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.12)
-    mail (2.6.5)
-      mime-types (>= 1.16, < 4)
+    mail (2.7.0)
+      mini_mime (>= 0.1.1)
     method_source (0.8.2)
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_magick (4.7.2)
-    mini_portile2 (2.1.0)
-    minitest (5.10.2)
+    mini_mime (1.0.0)
+    mini_portile2 (2.3.0)
+    minitest (5.11.3)
     multi_json (1.12.1)
     multi_test (0.1.2)
     multi_xml (0.6.0)
@@ -178,11 +182,11 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (4.1.0)
-    nio4r (2.0.0)
-    nokogiri (1.7.2)
-      mini_portile2 (~> 2.1.0)
-    nokogiri (1.7.2-x64-mingw32)
-      mini_portile2 (~> 2.1.0)
+    nio4r (2.2.0)
+    nokogiri (1.8.2)
+      mini_portile2 (~> 2.3.0)
+    nokogiri (1.8.2-x64-mingw32)
+      mini_portile2 (~> 2.3.0)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -201,36 +205,36 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
     public_suffix (2.0.5)
-    rack (2.0.3)
+    rack (2.0.4)
     rack-cors (0.4.1)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (5.1.1)
-      actioncable (= 5.1.1)
-      actionmailer (= 5.1.1)
-      actionpack (= 5.1.1)
-      actionview (= 5.1.1)
-      activejob (= 5.1.1)
-      activemodel (= 5.1.1)
-      activerecord (= 5.1.1)
-      activesupport (= 5.1.1)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 5.1.1)
+    rack-test (0.8.2)
+      rack (>= 1.0, < 3)
+    rails (5.1.5)
+      actioncable (= 5.1.5)
+      actionmailer (= 5.1.5)
+      actionpack (= 5.1.5)
+      actionview (= 5.1.5)
+      activejob (= 5.1.5)
+      activemodel (= 5.1.5)
+      activerecord (= 5.1.5)
+      activesupport (= 5.1.5)
+      bundler (>= 1.3.0)
+      railties (= 5.1.5)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    railties (5.1.1)
-      actionpack (= 5.1.1)
-      activesupport (= 5.1.1)
+    railties (5.1.5)
+      actionpack (= 5.1.5)
+      activesupport (= 5.1.5)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (2.2.2)
       rake
-    rake (12.0.0)
+    rake (12.3.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)
@@ -293,7 +297,7 @@ GEM
     sprockets (3.7.1)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.2.0)
+    sprockets-rails (3.2.1)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
@@ -304,13 +308,13 @@ GEM
       net-ssh (>= 2.8.0)
     terminal-notifier (1.8.0)
     terminal-notifier-guard (1.7.0)
-    thor (0.19.4)
+    thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.7)
     turbolinks (5.0.1)
       turbolinks-source (~> 5)
     turbolinks-source (5.0.3)
-    tzinfo (1.2.3)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
     tzinfo-data (1.2017.2)
       tzinfo (>= 1.0.0)
@@ -331,7 +335,7 @@ GEM
       hashdiff
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
+    websocket-extensions (0.1.3)
     xpath (2.0.0)
       nokogiri (~> 1.3)
 
@@ -362,7 +366,7 @@ DEPENDENCIES
   omniauth
   pg
   rack-cors
-  rails (= 5.1.1)
+  rails (= 5.1.5)
   rspec-json_expectations
   rspec-rails (~> 3.1)
   rubocop