--- a/Gemfile.lock	Sat Feb 17 20:53:00 2018 +0900
+++ b/Gemfile.lock	Sat Apr 14 04:06:04 2018 +0900
@@ -1,22 +1,22 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (5.2.0.rc1)
-      actionview (= 5.2.0.rc1)
-      activesupport (= 5.2.0.rc1)
+    actionpack (5.2.0)
+      actionview (= 5.2.0)
+      activesupport (= 5.2.0)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.0.rc1)
-      activesupport (= 5.2.0.rc1)
+    actionview (5.2.0)
+      activesupport (= 5.2.0)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.2.0.rc1)
+    activesupport (5.2.0)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     addressable (2.5.2)
@@ -25,11 +25,11 @@
     builder (3.2.3)
     concurrent-ruby (1.0.5)
     concurrent-ruby (1.0.5-java)
-    crass (1.0.3)
+    crass (1.0.4)
     domain_name (0.5.20170404)
       unf (>= 0.0.5, < 1.0.0)
     equalizer (0.0.11)
-    erubi (1.7.0)
+    erubi (1.7.1)
     http (3.0.0)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
@@ -37,14 +37,14 @@
       http_parser.rb (~> 0.6.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (2.0.0)
+    http-form_data (2.1.0)
     http_parser.rb (0.6.0)
     http_parser.rb (0.6.0-java)
-    i18n (0.9.5)
+    i18n (1.0.0)
       concurrent-ruby (~> 1.0)
     idn-ruby (0.1.0)
     kgio (2.11.2)
-    loofah (2.2.0)
+    loofah (2.2.2)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     memoizable (0.4.2)
@@ -54,31 +54,31 @@
     minitest (5.11.3)
     multipart-post (2.0.0)
     naught (1.1.0)
-    newrelic_rpm (4.8.0.341)
+    newrelic_rpm (5.0.0.342)
     nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
     nokogiri (1.8.2-java)
     nokogiri (1.8.2-x86-mingw32)
       mini_portile2 (~> 2.3.0)
     public_suffix (3.0.2)
-    puma (3.11.2)
-    puma (3.11.2-java)
+    puma (3.11.4)
+    puma (3.11.4-java)
     rack (2.0.4)
-    rack-test (0.8.2)
+    rack-test (1.0.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.2.0.rc1)
-      actionpack (= 5.2.0.rc1)
-      activesupport (= 5.2.0.rc1)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
+    railties (5.2.0)
+      actionpack (= 5.2.0)
+      activesupport (= 5.2.0)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     raindrops (0.19.0)
-    rake (12.3.0)
+    rake (12.3.1)
     redis (4.0.1)
     redis-actionpack (5.0.2)
       actionpack (>= 4.0, < 6)
@@ -131,11 +131,11 @@
   x86-mingw32
 
 DEPENDENCIES
-  actionpack (~> 5.2.0.rc1)
-  actionview (~> 5.2.0.rc1)
+  actionpack (~> 5.2.0)
+  actionview (~> 5.2.0)
   newrelic_rpm
   puma
-  railties (~> 5.2.0.rc1)
+  railties (~> 5.2.0)
   redis
   redis-rails
   redis-store