diff --git a/Gemfile.lock b/Gemfile.lock
index 8966da27ad434dffe664470031bbf1cfc415f5bb..c802084e87ea6602cd571c2bff9a22edcace650c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,36 +16,36 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.2.2)
-      actionpack (= 4.2.2)
-      actionview (= 4.2.2)
-      activejob (= 4.2.2)
+    actionmailer (4.2.5.1)
+      actionpack (= 4.2.5.1)
+      actionview (= 4.2.5.1)
+      activejob (= 4.2.5.1)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 1.0, >= 1.0.5)
-    actionpack (4.2.2)
-      actionview (= 4.2.2)
-      activesupport (= 4.2.2)
+    actionpack (4.2.5.1)
+      actionview (= 4.2.5.1)
+      activesupport (= 4.2.5.1)
       rack (~> 1.6)
       rack-test (~> 0.6.2)
       rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.1)
-    actionview (4.2.2)
-      activesupport (= 4.2.2)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (4.2.5.1)
+      activesupport (= 4.2.5.1)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
-      rails-html-sanitizer (~> 1.0, >= 1.0.1)
-    activejob (4.2.2)
-      activesupport (= 4.2.2)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    activejob (4.2.5.1)
+      activesupport (= 4.2.5.1)
       globalid (>= 0.3.0)
-    activemodel (4.2.2)
-      activesupport (= 4.2.2)
+    activemodel (4.2.5.1)
+      activesupport (= 4.2.5.1)
       builder (~> 3.1)
-    activerecord (4.2.2)
-      activemodel (= 4.2.2)
-      activesupport (= 4.2.2)
+    activerecord (4.2.5.1)
+      activemodel (= 4.2.5.1)
+      activesupport (= 4.2.5.1)
       arel (~> 6.0)
-    activesupport (4.2.2)
+    activesupport (4.2.5.1)
       i18n (~> 0.7)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
@@ -83,6 +83,7 @@ GEM
       xpath (~> 2.0)
     cliver (0.3.2)
     coderay (1.1.0)
+    concurrent-ruby (1.0.0)
     crack (0.4.2)
       safe_yaml (~> 1.0.0)
     database_cleaner (1.5.1)
@@ -155,9 +156,9 @@ GEM
       rails
       rdiscount (>= 1.6.8, < 2.0)
     method_source (0.8.2)
-    mime-types (2.6.2)
+    mime-types (2.99)
     mini_portile2 (2.0.0)
-    minitest (5.8.1)
+    minitest (5.8.4)
     momentjs-rails (2.11.0)
       railties (>= 3.1)
     multi_json (1.11.2)
@@ -189,16 +190,16 @@ GEM
     rack-test (0.6.3)
       rack (>= 1.0)
     rack-timeout (0.3.2)
-    rails (4.2.2)
-      actionmailer (= 4.2.2)
-      actionpack (= 4.2.2)
-      actionview (= 4.2.2)
-      activejob (= 4.2.2)
-      activemodel (= 4.2.2)
-      activerecord (= 4.2.2)
-      activesupport (= 4.2.2)
+    rails (4.2.5.1)
+      actionmailer (= 4.2.5.1)
+      actionpack (= 4.2.5.1)
+      actionview (= 4.2.5.1)
+      activejob (= 4.2.5.1)
+      activemodel (= 4.2.5.1)
+      activerecord (= 4.2.5.1)
+      activesupport (= 4.2.5.1)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 4.2.2)
+      railties (= 4.2.5.1)
       sprockets-rails
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
@@ -206,16 +207,16 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6.0)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.2)
+    rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
     rails_stdout_logging (0.0.4)
-    railties (4.2.2)
-      actionpack (= 4.2.2)
-      activesupport (= 4.2.2)
+    railties (4.2.5.1)
+      actionpack (= 4.2.5.1)
+      activesupport (= 4.2.5.1)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     raindrops (0.15.0)
-    rake (10.4.2)
+    rake (10.5.0)
     rdiscount (1.6.8)
     redcarpet (3.3.3)
     rspec (3.1.0)
@@ -251,12 +252,13 @@ GEM
     shoulda-matchers (2.8.0)
       activesupport (>= 3.0.0)
     slop (3.6.0)
-    sprockets (3.4.0)
+    sprockets (3.5.2)
+      concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (2.3.3)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      sprockets (>= 2.8, < 4.0)
+    sprockets-rails (3.0.1)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
     term-ansicolor (1.3.2)
       tins (~> 1.0)
     terminal-table (1.5.2)