diff --git a/Gemfile.lock b/Gemfile.lock
index 3c1a95f..2c9ca6a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,37 +42,40 @@ GEM
       jmespath (~> 1.0)
       multi_json (~> 1.0)
       multi_xml (~> 0.5)
-    builder (3.2.2)
+    builder (3.2.4)
     byebug (3.5.1)
       columnize (~> 0.8)
       debugger-linecache (~> 1.2)
       slop (~> 3.6)
     coderay (1.1.0)
     columnize (0.8.9)
+    crass (1.0.6)
     debugger-linecache (1.2.0)
     dotenv (1.0.2)
     dotenv-rails (1.0.2)
       dotenv (= 1.0.2)
     erubis (2.7.0)
-    globalid (0.3.0)
+    globalid (0.3.7)
       activesupport (>= 4.1.0)
     hike (1.2.3)
-    i18n (0.7.0.beta1)
+    i18n (0.7.0)
     jmespath (1.0.1)
       multi_json (~> 1.0)
-    json (1.8.1)
-    loofah (2.0.1)
+    json (1.8.6)
+    loofah (2.19.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.6.3)
-      mime-types (>= 1.16, < 3)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
     method_source (0.8.2)
-    mime-types (2.4.3)
-    mini_portile (0.6.1)
-    minitest (5.4.2)
+    mini_mime (1.1.2)
+    mini_portile2 (2.8.0)
+    minitest (5.16.3)
     multi_json (1.10.1)
     multi_xml (0.5.5)
-    nokogiri (1.6.4.1)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pg (0.17.1)
     pry (0.10.1)
       coderay (~> 1.1.0)
@@ -83,9 +86,10 @@ GEM
       pry (~> 0.10)
     pry-rails (0.3.2)
       pry (>= 0.9.10)
-    rack (1.6.0.beta)
+    racc (1.6.0)
+    rack (1.6.13)
     rack-cors (0.2.9)
-    rack-test (0.6.2)
+    rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.2.0.beta2)
       actionmailer (= 4.2.0.beta2)
@@ -101,14 +105,14 @@ GEM
     rails-api (0.3.1)
       actionpack (>= 3.2.11)
       railties (>= 3.2.11)
-    rails-deprecated_sanitizer (1.0.3)
+    rails-deprecated_sanitizer (1.0.4)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.4)
+    rails-dom-testing (1.0.8)
       activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.1)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
     railties (4.2.0.beta2)
       actionpack (= 4.2.0.beta2)
       activesupport (= 4.2.0.beta2)
@@ -127,9 +131,9 @@ GEM
       activesupport (>= 4.0)
       sprockets (~> 2.8)
     thor (0.19.1)
-    thread_safe (0.3.4)
+    thread_safe (0.3.6)
     tilt (1.4.1)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS