--- a/Gemfile.lock	Tue Mar 01 16:34:29 2016 +0900
+++ b/Gemfile.lock	Fri May 13 04:32:21 2016 +0900
@@ -1,36 +1,37 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (4.2.5.2)
-      actionview (= 4.2.5.2)
-      activesupport (= 4.2.5.2)
-      rack (~> 1.6)
-      rack-test (~> 0.6.2)
+    actionpack (5.0.0.rc1)
+      actionview (= 5.0.0.rc1)
+      activesupport (= 5.0.0.rc1)
+      rack (~> 2.x)
+      rack-test (~> 0.6.3)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (4.2.5.2)
-      activesupport (= 4.2.5.2)
+    actionview (5.0.0.rc1)
+      activesupport (= 5.0.0.rc1)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    activesupport (4.2.5.2)
+    activesupport (5.0.0.rc1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
-      json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
-      thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
     addressable (2.4.0)
     buftok (0.2.0)
     builder (3.2.2)
+    concurrent-ruby (1.0.2)
+    concurrent-ruby (1.0.2-java)
     dalli (2.7.6)
-    domain_name (0.5.20160216)
+    domain_name (0.5.20160310)
       unf (>= 0.0.5, < 1.0.0)
     equalizer (0.0.10)
     erubis (2.7.0)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    http (1.0.2)
+    http (1.0.4)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
       http-form_data (~> 1.0.1)
@@ -47,17 +48,19 @@
       nokogiri (>= 1.5.9)
     memoizable (0.4.2)
       thread_safe (~> 0.3, >= 0.3.1)
+    method_source (0.8.2)
     mini_portile2 (2.0.0)
     minitest (5.8.4)
     multipart-post (2.0.0)
     naught (1.1.0)
-    newrelic_rpm (3.15.0.314)
+    newrelic_rpm (3.15.2.317)
     nokogiri (1.6.7.2)
       mini_portile2 (~> 2.0.0.rc2)
     nokogiri (1.6.7.2-java)
     nokogiri (1.6.7.2-x86-mingw32)
       mini_portile2 (~> 2.0.0.rc2)
-    rack (1.6.4)
+    rack (2.0.0.rc1)
+      json
     rack-test (0.6.3)
       rack (>= 1.0)
     rails-deprecated_sanitizer (1.0.3)
@@ -68,12 +71,13 @@
       rails-deprecated_sanitizer (>= 1.0.1)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    railties (4.2.5.2)
-      actionpack (= 4.2.5.2)
-      activesupport (= 4.2.5.2)
+    railties (5.0.0.rc1)
+      actionpack (= 5.0.0.rc1)
+      activesupport (= 5.0.0.rc1)
+      method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.5.0)
+    rake (11.1.2)
     simple_oauth (0.3.1)
     thor (0.19.1)
     thread_safe (0.3.5)
@@ -89,7 +93,7 @@
       memoizable (~> 0.4.0)
       naught (~> 1.0)
       simple_oauth (~> 0.3.0)
-    twitter-text (1.13.3)
+    twitter-text (1.13.4)
       unf (~> 0.1.0)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
@@ -105,11 +109,11 @@
   x86-mingw32
 
 DEPENDENCIES
-  actionpack (~> 4.2.0)
-  actionview (~> 4.2.0)
+  actionpack (~> 5.0.0.rc1)
+  actionview (~> 5.0.0.rc1)
   dalli
   newrelic_rpm
-  railties (~> 4.2.0)
+  railties (~> 5.0.0.rc1)
   twitter
   twitter-text