diff --git a/Gemfile.lock b/Gemfile.lock
index dca5521..fe84eb3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,79 +8,88 @@ PATH
 GEM
   remote: http://rubygems.org/
   specs:
-    Saikuro (1.1.0)
-    activesupport (3.2.1)
-      i18n (~> 0.6)
-      multi_json (~> 1.0)
+    activesupport (6.0.0)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+      zeitwerk (~> 2.1, >= 2.1.8)
     arrayfields (4.7.4)
-    chronic (0.3.0)
-    churn (0.0.15)
-      arrayfields (= 4.7.4)
-      chronic (>= 0.2.3)
+    bluff (0.1.0)
+    chronic (0.10.2)
+    churn (0.0.25)
       chronic (>= 0.2.3)
-      fattr (= 2.2.0)
-      hirb (= 0.5.0)
       hirb
-      jeweler (= 1.6.4)
-      json (= 1.6.1)
       json_pure
       main
-      main (>= 4.6.0)
-      map (= 4.3.0)
-      ruby_parser (= 2.3.1)
       ruby_parser (~> 2.3)
-      sexp_processor (= 3.0.7)
-      sexp_processor (~> 3.0.3)
+      sexp_processor (~> 3.0)
+    coderay (1.1.2)
     colored (1.2)
+    concurrent-ruby (1.1.5)
     diff-lcs (1.1.3)
     erubis (2.7.0)
-    fattr (2.2.0)
-    flay (1.4.3)
-      ruby_parser (~> 2.0)
-      sexp_processor (~> 3.0)
-    flog (2.5.3)
+    fattr (2.2.1)
+    flay (1.2.1)
+      hoe (>= 1.11.0)
+      ruby_parser (>= 1.1.0)
+      sexp_processor (>= 3.0.0)
+    flog (2.3.0)
       ruby_parser (~> 2.0)
       sexp_processor (~> 3.0)
-    git (1.2.5)
-    hirb (0.5.0)
-    i18n (0.6.0)
-    jeweler (1.6.4)
-      bundler (~> 1.0)
-      git (>= 1.2.5)
-      rake
-    json (1.6.1)
-    json_pure (1.6.5)
-    main (4.7.1)
-    map (4.3.0)
-    metric_fu (2.1.1)
-      Saikuro (>= 1.1.0)
+    googlecharts (1.6.12)
+    haml (5.1.2)
+      temple (>= 0.8.0)
+      tilt
+    hirb (0.7.3)
+    hoe (3.19.0)
+      rake (>= 0.8, < 13.0)
+    i18n (1.7.0)
+      concurrent-ruby (~> 1.0)
+    japgolly-Saikuro (1.1.1.0)
+    json_pure (2.2.0)
+    main (6.2.3)
+      arrayfields (~> 4.7, >= 4.7.4)
+      chronic (~> 0.6, >= 0.6.2)
+      fattr (~> 2.2, >= 2.2.0)
+      map (~> 6.1, >= 6.1.0)
+    map (6.2.0)
+    metric_fu (2.1.3.7.19)
       activesupport (>= 2.0.0)
-      chronic (~> 0.3.0)
-      churn (>= 0.0.7)
-      flay (>= 1.2.1)
-      flog (>= 2.3.0)
-      rails_best_practices (>= 0.6.4)
-      rcov (>= 0.8.3.3)
-      reek (>= 1.2.6)
-      roodi (>= 2.1.0)
-      syntax
-    multi_json (1.0.4)
-    progressbar (0.10.0)
-    rails_best_practices (1.7.2)
+      arrayfields (= 4.7.4)
+      bluff
+      churn (= 0.0.25)
+      coderay
+      fattr (= 2.2.1)
+      flay (= 1.2.1)
+      flog (= 2.3.0)
+      googlecharts
+      japgolly-Saikuro (>= 1.1.1.0)
+      map (= 6.2.0)
+      metric_fu-roodi (>= 2.2.0)
+      rails_best_practices (~> 0.10.1)
+      rcov (~> 0.8)
+      reek (= 1.2.12)
+      sexp_processor (~> 3.0.3)
+    metric_fu-roodi (3.0.0)
+    minitest (5.13.0)
+    rails_best_practices (0.10.1)
       activesupport
       colored
       erubis
+      haml
       i18n
-      progressbar
-      sexp_processor
-    rake (0.9.2.2)
+      ruby-progressbar
+      ruby_parser
+    rake (12.3.3)
     rcov (0.9.11)
-    reek (1.2.8)
-      ruby2ruby (~> 1.2)
+    reek (1.2.12)
+      ripper_ruby_parser (~> 0.0.7)
+      ruby2ruby (~> 1.2.5)
       ruby_parser (~> 2.0)
       sexp_processor (~> 3.0)
-    roodi (2.1.0)
-      ruby_parser
+    ripper_ruby_parser (0.0.8)
+      sexp_processor (~> 3.0)
     rspec (2.8.0)
       rspec-core (~> 2.8.0)
       rspec-expectations (~> 2.8.0)
@@ -89,13 +98,19 @@ GEM
     rspec-expectations (2.8.0)
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.8.0)
-    ruby2ruby (1.3.1)
+    ruby-progressbar (1.10.1)
+    ruby2ruby (1.2.5)
       ruby_parser (~> 2.0)
       sexp_processor (~> 3.0)
     ruby_parser (2.3.1)
       sexp_processor (~> 3.0)
-    sexp_processor (3.0.7)
-    syntax (1.0.0)
+    sexp_processor (3.0.10)
+    temple (0.8.2)
+    thread_safe (0.3.6)
+    tilt (2.0.10)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    zeitwerk (2.2.1)
 
 PLATFORMS
   ruby