diff --git a/Gemfile.lock b/Gemfile.lock
index c9ba8a8..00662d0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,7 @@ GEM
     autoprefixer-rails (5.1.7)
       execjs
       json
-    bcrypt (3.1.10)
+    bcrypt (3.1.13)
     bootbox-rails (0.5.0)
     bootstrap-sass (3.3.3)
       autoprefixer-rails (>= 5.0.0.1)
@@ -48,7 +48,7 @@ GEM
     bootstrap-sass-rails (3.0.3.0)
       railties (>= 3.1.0)
       sass-rails (>= 3.1.0)
-    builder (3.2.2)
+    builder (3.2.4)
     byebug (8.2.2)
     cancancan (1.10.1)
     coffee-rails (4.1.0)
@@ -58,24 +58,24 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.9.1)
-    devise (3.4.1)
+    concurrent-ruby (1.1.5)
+    devise (4.7.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 3.2.6, < 5)
+      railties (>= 4.1.0)
       responders
-      thread_safe (~> 0.1)
       warden (~> 1.2.3)
     domain_name (0.5.20160309)
       unf (>= 0.0.5, < 1.0.0)
     erubis (2.7.0)
-    eventmachine (1.0.7)
     execjs (2.4.0)
     fastimage (2.0.0)
       addressable (~> 2)
     hike (1.2.3)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     image-picker-rails (0.2.4)
       railties (>= 3.0)
     jbuilder (2.2.11)
@@ -87,20 +87,19 @@ GEM
     jquery-ui-bootstrap-rails-asset (0.0.3)
       bootstrap-sass-rails
       railties (>= 3.1.0)
-    json (1.8.2)
+    json (1.8.6)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     mime-types (2.4.3)
-    minitest (5.5.1)
+    minitest (5.12.0)
     multi_json (1.11.0)
     netrc (0.11.0)
-    node (0.0.2)
-      eventmachine
+    node (1.0.0)
     orm_adapter (0.5.0)
     pg (0.18.1)
     puma (2.11.1)
       rack (>= 1.1, < 2.0)
-    rack (1.5.2)
+    rack (1.5.5)
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.1.9)
@@ -126,7 +125,7 @@ GEM
       activesupport (= 4.1.9)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.4.2)
+    rake (12.3.3)
     rdoc (4.2.0)
       json (~> 1.4)
     responders (1.1.2)
@@ -158,8 +157,8 @@ GEM
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       sprockets (>= 2.8, < 4.0)
-    thor (0.19.1)
-    thread_safe (0.3.4)
+    thor (1.0.1)
+    thread_safe (0.3.6)
     tilt (1.4.1)
     turbolinks (2.5.3)
       coffee-rails
@@ -168,7 +167,7 @@ GEM
       execjs (~> 2.2)
       rails (~> 4.1)
       railties (~> 4.1)
-    tzinfo (1.2.2)
+    tzinfo (1.2.6)
       thread_safe (~> 0.1)
     uglifier (2.7.1)
       execjs (>= 0.3.0)
@@ -176,7 +175,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.2)
-    warden (1.2.3)
+    warden (1.2.7)
       rack (>= 1.0)
     xmpp4r (0.5.6)