diff --git a/Gemfile.lock b/Gemfile.lock
index f9cfb27..925d692 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,6 +82,7 @@ GEM
       execjs
     coffee-script-source (1.9.1)
     columnize (0.9.0)
+    concurrent-ruby (1.1.6)
     debug_inspector (0.0.2)
     debugger-linecache (1.2.0)
     diff-lcs (1.2.5)
@@ -124,7 +125,6 @@ GEM
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
     hashie (3.4.0)
-    hike (1.2.3)
     hitimes (1.2.2)
     i18n (0.7.0)
     jbuilder (2.2.10)
@@ -136,6 +136,7 @@ GEM
       thor (>= 0.14, < 2.0)
     json (1.8.2)
     jwt (1.4.1)
+    kgio (2.11.3)
     listen (2.8.5)
       celluloid (>= 0.15.2)
       rb-fsevent (>= 0.9.3)
@@ -149,7 +150,7 @@ GEM
     mime-types (2.4.3)
     mini_portile (0.6.2)
     minitest (5.5.1)
-    multi_json (1.11.0)
+    multi_json (1.11.3)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
     nenv (0.2.0)
@@ -196,7 +197,7 @@ GEM
       pry (>= 0.9.10)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
-    rack (1.6.0)
+    rack (1.6.13)
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.2.0)
@@ -230,6 +231,7 @@ GEM
       activesupport (= 4.2.0)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    raindrops (0.19.1)
     rake (10.4.2)
     rb-fsevent (0.9.4)
     rb-inotify (0.9.5)
@@ -273,11 +275,9 @@ GEM
     shellany (0.0.1)
     slop (3.6.0)
     spring (1.4.1)
-    sprockets (2.12.3)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
+    sprockets (3.7.2)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
     sprockets-rails (2.2.4)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
@@ -292,6 +292,9 @@ GEM
     uglifier (2.7.1)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    unicorn (5.5.3)
+      kgio (~> 2.6)
+      raindrops (~> 0.7)
     web-console (2.1.1)
       activemodel (>= 4.0)
       binding_of_caller (>= 0.7.2)
@@ -333,6 +336,7 @@ DEPENDENCIES
   sdoc (~> 0.4.0)
   spring
   uglifier (>= 1.3.0)
+  unicorn
   web-console (~> 2.0)
   wikipedia-client