--- a/Gemfile.lock	Sun Oct 06 01:18:26 2019 +0900
+++ b/Gemfile.lock	Sun Feb 23 18:56:15 2020 +0900
@@ -1,77 +1,89 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (6.0.0)
-      actionview (= 6.0.0)
-      activesupport (= 6.0.0)
-      rack (~> 2.0)
+    actionpack (6.0.2.1)
+      actionview (= 6.0.2.1)
+      activesupport (= 6.0.2.1)
+      rack (~> 2.0, >= 2.0.8)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actionview (6.0.0)
-      activesupport (= 6.0.0)
+    actionview (6.0.2.1)
+      activesupport (= 6.0.2.1)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activesupport (6.0.0)
+    activesupport (6.0.2.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-      zeitwerk (~> 2.1, >= 2.1.8)
+      zeitwerk (~> 2.2)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
-    async (1.21.0)
+    async (1.24.2)
       console (~> 1.0)
       nio4r (~> 2.3)
       timers (~> 4.1)
-    async-container (0.14.1)
+    async-container (0.16.1)
       async (~> 1.0)
-      async-io (~> 1.4)
+      async-io (~> 1.26)
       process-group
-    async-http (0.48.2)
-      async (~> 1.19)
-      async-io (~> 1.25)
-      protocol-http (~> 0.12.0)
-      protocol-http1 (~> 0.9.0)
-      protocol-http2 (~> 0.9.0)
-    async-io (1.25.0)
+    async-http (0.50.2)
+      async (~> 1.23)
+      async-io (~> 1.27.0)
+      async-pool (~> 0.2)
+      protocol-http (~> 0.13.0)
+      protocol-http1 (~> 0.10.0)
+      protocol-http2 (~> 0.10.0)
+    async-io (1.27.3)
       async (~> 1.14)
+    async-pool (0.2.0)
+      async (~> 1.8)
     buftok (0.2.0)
-    build-environment (1.12.0)
-    builder (3.2.3)
-    concurrent-ruby (1.1.5)
-    console (1.4.0)
-    crass (1.0.4)
+    build-environment (1.12.1)
+    builder (3.2.4)
+    concurrent-ruby (1.1.6)
+    console (1.8.1)
+    crass (1.0.6)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     equalizer (0.0.11)
     erubi (1.9.0)
-    falcon (0.34.2)
+    falcon (0.35.4)
       async (~> 1.13)
-      async-container (~> 0.14.0)
-      async-http (~> 0.48.0)
+      async-container (~> 0.16.0)
+      async-http (~> 0.50.0)
       async-io (~> 1.22)
       build-environment (~> 1.11)
       localhost (~> 1.1)
+      process-metrics (~> 0.1.0)
       rack (>= 1.0)
       samovar (~> 2.1)
-    http (3.3.0)
+    ffi (1.12.2)
+    ffi (1.12.2-java)
+    ffi (1.12.2-x86-mingw32)
+    ffi-compiler (1.0.1)
+      ffi (>= 1.0.0)
+      rake
+    http (4.3.0)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
-      http-form_data (~> 2.0)
-      http_parser.rb (~> 0.6.0)
+      http-form_data (~> 2.2)
+      http-parser (~> 1.2.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    http-form_data (2.1.1)
+    http-form_data (2.2.0)
+    http-parser (1.2.1)
+      ffi-compiler (>= 1.0, < 2.0)
     http_parser.rb (0.6.0)
     http_parser.rb (0.6.0-java)
-    i18n (1.7.0)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     idn-ruby (0.1.0)
     localhost (1.1.6)
-    loofah (2.3.0)
+    loofah (2.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mapping (1.1.1)
@@ -79,75 +91,79 @@
       thread_safe (~> 0.3, >= 0.3.1)
     method_source (0.9.2)
     mini_portile2 (2.4.0)
-    minitest (5.12.2)
+    minitest (5.14.0)
     multipart-post (2.1.1)
     naught (1.1.0)
-    newrelic_rpm (6.7.0.359)
+    newrelic_rpm (6.9.0.363)
     nio4r (2.5.2)
     nio4r (2.5.2-java)
-    nokogiri (1.10.4)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.4-java)
-    nokogiri (1.10.4-x86-mingw32)
+    nokogiri (1.10.8-java)
+    nokogiri (1.10.8-x86-mingw32)
       mini_portile2 (~> 2.4.0)
-    process-group (1.1.0)
-    protocol-hpack (1.4.1)
-    protocol-http (0.12.1)
-    protocol-http1 (0.9.0)
-      protocol-http (~> 0.5)
-    protocol-http2 (0.9.5)
+    process-group (1.2.1)
+      process-terminal (~> 0.2.0)
+    process-metrics (0.1.1)
+    process-terminal (0.2.0)
+      ffi
+    protocol-hpack (1.4.2)
+    protocol-http (0.13.1)
+    protocol-http1 (0.10.1)
+      protocol-http (~> 0.13)
+    protocol-http2 (0.10.4)
       protocol-hpack (~> 1.4)
       protocol-http (~> 0.2)
-    public_suffix (4.0.1)
-    puma (4.2.0)
+    public_suffix (4.0.3)
+    puma (4.3.1)
       nio4r (~> 2.0)
-    puma (4.2.0-java)
+    puma (4.3.1-java)
       nio4r (~> 2.0)
-    rack (2.0.7)
+    rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
-    railties (6.0.0)
-      actionpack (= 6.0.0)
-      activesupport (= 6.0.0)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.0.2.1)
+      actionpack (= 6.0.2.1)
+      activesupport (= 6.0.2.1)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.20.3, < 2.0)
-    rake (13.0.0)
+    rake (13.0.1)
     redis (4.1.3)
-    redis-actionpack (5.1.0)
-      actionpack (>= 4.0, < 7)
-      redis-rack (>= 1, < 3)
+    redis-actionpack (5.2.0)
+      actionpack (>= 5, < 7)
+      redis-rack (>= 2.1.0, < 3)
       redis-store (>= 1.1.0, < 2)
     redis-activesupport (5.2.0)
       activesupport (>= 3, < 7)
       redis-store (>= 1.3, < 2)
-    redis-rack (2.0.6)
-      rack (>= 1.5, < 3)
+    redis-rack (2.1.2)
+      rack (>= 2.0.8, < 3)
       redis-store (>= 1.2, < 2)
     redis-rails (5.0.2)
       redis-actionpack (>= 5.0, < 6)
       redis-activesupport (>= 5.0, < 6)
       redis-store (>= 1.2, < 2)
-    redis-store (1.8.0)
+    redis-store (1.8.1)
       redis (>= 4, < 5)
-    samovar (2.1.1)
+    samovar (2.1.4)
       console (~> 1.0)
       mapping (~> 1.0)
     simple_oauth (0.3.1)
-    thor (0.20.3)
+    thor (1.0.1)
     thread_safe (0.3.6)
     thread_safe (0.3.6-java)
     timers (4.3.0)
-    twitter (6.2.0)
+    twitter (7.0.0)
       addressable (~> 2.3)
       buftok (~> 0.2.0)
       equalizer (~> 0.0.11)
-      http (~> 3.0)
+      http (~> 4.0)
       http-form_data (~> 2.0)
       http_parser.rb (~> 0.6.0)
       memoizable (~> 0.4.0)
@@ -157,13 +173,13 @@
     twitter-text (3.0.0)
       idn-ruby
       unf (~> 0.1.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.6)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
     unf (0.1.4-java)
     unf_ext (0.0.7.6)
-    zeitwerk (2.1.10)
+    zeitwerk (2.2.2)
 
 PLATFORMS
   java