Update rails from 4.2.10 -> 4.2.11

Addresses vulnerability in activejob, which I don't think is even used
here.

Gemfile

@@ -6,7 +6,7 @@ gem 'activeadmin', '1.0.0'
 gem 'delayed_job_active_record', '~> 4.1.2'
 gem 'devise'
 gem 'pg'
-gem 'rails', '4.2.10'
+gem 'rails', '~> 4.2'
 gem 'unicorn'
 
 

Gemfile.lock

@@ -1,21 +1,21 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.2.10)
-      actionpack (= 4.2.10)
-      actionview (= 4.2.10)
-      activejob (= 4.2.10)
+    actionmailer (4.2.11)
+      actionpack (= 4.2.11)
+      actionview (= 4.2.11)
+      activejob (= 4.2.11)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 1.0, >= 1.0.5)
-    actionpack (4.2.10)
-      actionview (= 4.2.10)
-      activesupport (= 4.2.10)
+    actionpack (4.2.11)
+      actionview (= 4.2.11)
+      activesupport (= 4.2.11)
       rack (~> 1.6)
       rack-test (~> 0.6.2)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (4.2.10)
-      activesupport (= 4.2.10)
+    actionview (4.2.11)
+      activesupport (= 4.2.11)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
@@ -34,17 +34,17 @@ GEM
       ransack (~> 1.3)
       sass-rails
       sprockets (< 4.1)
-    activejob (4.2.10)
-      activesupport (= 4.2.10)
+    activejob (4.2.11)
+      activesupport (= 4.2.11)
       globalid (>= 0.3.0)
-    activemodel (4.2.10)
-      activesupport (= 4.2.10)
+    activemodel (4.2.11)
+      activesupport (= 4.2.11)
       builder (~> 3.1)
-    activerecord (4.2.10)
-      activemodel (= 4.2.10)
-      activesupport (= 4.2.10)
+    activerecord (4.2.11)
+      activemodel (= 4.2.11)
+      activesupport (= 4.2.11)
       arel (~> 6.0)
-    activesupport (4.2.10)
+    activesupport (4.2.11)
       i18n (~> 0.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
@@ -65,7 +65,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.3)
     crass (1.0.4)
     delayed_job (4.1.4)
       activesupport (>= 3.0, < 5.2)
@@ -94,7 +94,7 @@ GEM
     has_scope (0.7.1)
       actionpack (>= 4.1, < 5.2)
       activesupport (>= 4.1, < 5.2)
-    i18n (0.9.3)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     inherited_resources (1.8.0)
       actionpack (>= 4.2, <= 5.2)
@@ -124,10 +124,10 @@ GEM
     loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.7.0)
+    mail (2.7.1)
       mini_mime (>= 0.1.1)
     method_source (0.8.2)
-    mini_mime (1.0.0)
+    mini_mime (1.0.1)
     mini_portile2 (2.3.0)
     minitest (5.11.3)
     nokogiri (1.8.5)
@@ -144,16 +144,16 @@ GEM
     rack (1.6.11)
     rack-test (0.6.3)
       rack (>= 1.0)
-    rails (4.2.10)
-      actionmailer (= 4.2.10)
-      actionpack (= 4.2.10)
-      actionview (= 4.2.10)
-      activejob (= 4.2.10)
-      activemodel (= 4.2.10)
-      activerecord (= 4.2.10)
-      activesupport (= 4.2.10)
+    rails (4.2.11)
+      actionmailer (= 4.2.11)
+      actionpack (= 4.2.11)
+      actionview (= 4.2.11)
+      activejob (= 4.2.11)
+      activemodel (= 4.2.11)
+      activerecord (= 4.2.11)
+      activesupport (= 4.2.11)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 4.2.10)
+      railties (= 4.2.11)
       sprockets-rails
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
@@ -168,13 +168,13 @@ GEM
       rails_stdout_logging
     rails_serve_static_assets (0.0.5)
     rails_stdout_logging (0.0.4)
-    railties (4.2.10)
-      actionpack (= 4.2.10)
-      activesupport (= 4.2.10)
+    railties (4.2.11)
+      actionpack (= 4.2.11)
+      activesupport (= 4.2.11)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     raindrops (0.16.0)
-    rake (12.3.0)
+    rake (12.3.2)
     ransack (1.8.6)
       actionpack (>= 3.0)
       activerecord (>= 3.0)
@@ -225,10 +225,10 @@ GEM
       sprockets (>= 3.0.0)
     test-unit (3.1.7)
       power_assert
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.4)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
       execjs (>= 0.3.0)
@@ -251,7 +251,7 @@ DEPENDENCIES
   dotenv-rails
   pg
   pry
-  rails (= 4.2.10)
+  rails (~> 4.2)
   rails_12factor
   rails_serve_static_assets
   rspec-mocks (= 3.4.1)