diff --git a/Gemfile.lock b/Gemfile.lock
index e270d70..c65e197 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -70,7 +70,7 @@ GEM
     bcrypt (3.1.10)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
-    builder (3.2.2)
+    builder (3.2.4)
     bxslider-rails (4.2.5.1)
     byebug (6.0.2)
     cancancan (1.12.0)
@@ -121,6 +121,7 @@ GEM
       execjs
     coffee-script-source (1.9.1.1)
     colorize (0.7.7)
+    concurrent-ruby (1.1.7)
     connection_pool (2.2.0)
     coveralls (0.8.2)
       json (~> 1.8)
@@ -128,6 +129,7 @@ GEM
       simplecov (~> 0.10.0)
       term-ansicolor (~> 1.3)
       thor (~> 0.19.1)
+    crass (1.0.6)
     cucumber (1.3.20)
       builder (>= 2.1.2)
       diff-lcs (>= 1.1.3)
@@ -188,7 +190,8 @@ GEM
     hitimes (1.2.3)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.3.1)
       activesupport (>= 3.0.0, < 5)
       multi_json (~> 1.2)
@@ -199,7 +202,7 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (5.0.5)
       railties (>= 3.2.16)
-    json (1.8.3)
+    json (1.8.6)
     kaminari (0.15.1)
       actionpack (>= 3.0.0)
       activesupport (>= 3.0.0)
@@ -213,7 +216,8 @@ GEM
     logstash-event (1.2.02)
     logstash-logger (0.24.1)
       logstash-event (~> 1.2)
-    loofah (2.0.3)
+    loofah (2.7.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
@@ -231,8 +235,8 @@ GEM
       thin (~> 1.5.0)
     mime-types (2.6.2)
     mimemagic (0.3.0)
-    mini_portile (0.6.2)
-    minitest (5.8.0)
+    mini_portile2 (2.4.0)
+    minitest (5.14.1)
     multi_json (1.11.2)
     multi_test (0.1.2)
     nested_form (0.3.2)
@@ -240,8 +244,8 @@ GEM
       net-ssh (>= 2.6.5)
     net-ssh (2.9.2)
     netrc (0.10.3)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     paperclip (4.3.1)
       activemodel (>= 3.2.0)
@@ -278,12 +282,12 @@ GEM
       sprockets-rails
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.7)
-      activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
+    rails-dom-testing (1.0.9)
+      activesupport (>= 4.2.0, < 5.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.2)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     rails_admin (0.7.0)
       builder (~> 3.1)
       coffee-rails (~> 4.0)
@@ -405,14 +409,14 @@ GEM
       eventmachine (>= 0.12.6)
       rack (>= 1.0.0)
     thor (0.19.1)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     tilt (2.0.1)
     timers (4.0.4)
       hitimes
     tins (1.6.0)
     turbolinks (2.5.3)
       coffee-rails
-    tzinfo (1.2.2)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
       execjs (>= 0.3.0)
@@ -433,7 +437,7 @@ GEM
       sprockets-rails (>= 2.0, < 4.0)
     websocket (1.2.2)
     workflow (1.0.0)
-    xpath (2.0.0)
+    xpath (2.1.0)
       nokogiri (~> 1.3)
 
 PLATFORMS