diff --git a/Gemfile.lock b/Gemfile.lock
index 91a3ba9..4ef5333 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     arel (8.0.0)
     autoprefixer-rails (7.2.5)
       execjs
-    bcrypt (3.1.11)
+    bcrypt (3.1.13)
     bindex (0.5.0)
     bootstrap-sass (3.3.7)
       autoprefixer-rails (>= 5.2.1)
@@ -68,20 +68,20 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.3)
-    devise (4.3.0)
+    concurrent-ruby (1.1.5)
+    crass (1.0.5)
+    devise (4.7.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 5.2)
+      railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
-    erubi (1.7.0)
+    erubi (1.9.0)
     execjs (2.7.0)
     ffi (1.9.18)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
-    i18n (0.9.3)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
@@ -94,19 +94,19 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.1.1)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
-    method_source (0.9.0)
+    method_source (0.9.2)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
-    minitest (5.11.3)
+    mini_portile2 (2.4.0)
+    minitest (5.13.0)
     multi_json (1.13.1)
     nio4r (2.2.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.5)
+      mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     pg (0.21.0)
     pry (0.11.3)
@@ -114,8 +114,8 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (3.0.1)
     puma (3.11.2)
-    rack (2.0.4)
-    rack-test (0.8.2)
+    rack (2.0.7)
+    rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.4)
       actioncable (= 5.1.4)
@@ -132,21 +132,21 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     railties (5.1.4)
       actionpack (= 5.1.4)
       activesupport (= 5.1.4)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.0)
+    rake (13.0.0)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    responders (2.4.0)
-      actionpack (>= 4.2.0, < 5.3)
-      railties (>= 4.2.0, < 5.3)
+    responders (3.0.0)
+      actionpack (>= 5.0)
+      railties (>= 5.0)
     ruby_dep (1.5.0)
     rubyzip (1.2.1)
     sass (3.5.5)
@@ -178,7 +178,7 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.8)
     turbolinks (5.1.0)
@@ -188,8 +188,8 @@ GEM
       thread_safe (~> 0.1)
     uglifier (4.1.5)
       execjs (>= 0.3.0, < 3)
-    warden (1.2.7)
-      rack (>= 1.0)
+    warden (1.2.8)
+      rack (>= 2.0.6)
     web-console (3.5.1)
       actionview (>= 5.0)
       activemodel (>= 5.0)