diff --git a/Gemfile.lock b/Gemfile.lock
index 7e82269..aadeb09 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,37 +1,39 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    backports (2.6.5)
+    backports (2.6.7)
+    descendants_tracker (0.0.1)
     fixer (0.5.0)
       nokogiri (~> 1.5)
-    kgio (2.7.4)
-    minitest (4.3.0)
+    kgio (2.8.0)
+    minitest (4.7.3)
     multi_json (1.3.7)
-    nokogiri (1.5.5)
-    pg (0.14.1)
+    nokogiri (1.5.9)
+    pg (0.15.1)
     rack (1.5.2)
-    rack-protection (1.3.2)
+    rack-protection (1.5.0)
       rack
     rack-test (0.6.2)
       rack (>= 1.0)
-    raindrops (0.10.0)
-    sequel (3.41.0)
+    raindrops (0.11.0)
+    sequel (3.46.0)
     shotgun (0.9)
       rack (>= 1.0)
-    sinatra (1.3.4)
-      rack (~> 1.4)
-      rack-protection (~> 1.3)
-      tilt (~> 1.3, >= 1.3.3)
-    sinatra-jsonp (0.4)
+    sinatra (1.4.2)
+      rack (~> 1.5, >= 1.5.2)
+      rack-protection (~> 1.4)
+      tilt (~> 1.3, >= 1.3.4)
+    sinatra-jsonp (0.4.1)
       multi_json (~> 1.3.7)
       sinatra (~> 1.0)
-    tilt (1.3.3)
-    unicorn (4.4.0)
+    tilt (1.3.7)
+    unicorn (4.6.2)
       kgio (~> 2.6)
       rack
       raindrops (~> 0.7)
-    virtus (0.5.2)
+    virtus (0.5.4)
       backports (~> 2.6.1)
+      descendants_tracker (~> 0.0.1)
     yajl-ruby (1.1.0)
 
 PLATFORMS