diff --git a/Gemfile.lock b/Gemfile.lock
index dc37724..230a5f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -26,7 +26,6 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 0.3.37)
     arel (4.0.0)
-    atomic (1.1.14)
     builder (3.1.4)
     coffee-rails (4.0.0)
       coffee-script (>= 2.2.0)
@@ -35,14 +34,16 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.6.3)
+    concurrent-ruby (1.1.6)
     erubis (2.7.0)
     execjs (2.0.1)
     hike (1.2.3)
-    i18n (0.6.5)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (1.5.1)
       activesupport (>= 3.0.0)
       multi_json (>= 1.2.0)
-    jquery-rails (3.0.4)
+    jquery-rails (3.1.3)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.8.0)
@@ -51,10 +52,10 @@ GEM
       treetop (~> 1.4.8)
     mime-types (1.25)
     minitest (4.7.5)
-    multi_json (1.8.0)
+    multi_json (1.14.1)
     polyglot (0.3.3)
-    rack (1.5.2)
-    rack-test (0.6.2)
+    rack (1.5.5)
+    rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.0.0)
       actionmailer (= 4.0.0)
@@ -91,16 +92,15 @@ GEM
       sprockets (~> 2.8)
     sqlite3 (1.3.8)
     sqlite3 (1.3.8-x86-mingw32)
-    thor (0.18.1)
-    thread_safe (0.1.3)
-      atomic
+    thor (1.0.1)
+    thread_safe (0.3.6)
     tilt (1.4.1)
     treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
     turbolinks (1.3.0)
       coffee-rails
-    tzinfo (0.3.37)
+    tzinfo (0.3.56)
     uglifier (2.2.1)
       execjs (>= 0.3.0)
       multi_json (~> 1.0, >= 1.0.2)