diff --git a/Gemfile b/Gemfile
index 8350162..c043a6d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,4 +7,5 @@ gem "jdbc-sqlite3", platforms: :jruby
 
 gem "sqlite3", "~> 1.3.10", platforms: :ruby
 
+gem "rake"
 gem "rubocop", "0.54", require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index 62f65b7..de549c3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
     builder (3.2.3)
     childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.0)
     contracts (0.16.0)
     cucumber (1.3.20)
       builder (>= 2.1.2)
@@ -47,14 +47,14 @@ GEM
     ffi (1.9.25)
     gherkin (2.12.2)
       multi_json (~> 1.3)
-    i18n (1.1.0)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     multi_test (0.1.2)
     parallel (1.12.1)
-    parser (2.5.1.2)
+    parser (2.5.3.0)
       ast (~> 2.4.0)
     powerpack (0.1.2)
     rainbow (3.0.0)
@@ -65,7 +65,7 @@ GEM
       rspec-mocks (~> 3.8.0)
     rspec-core (3.8.0)
       rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.1)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-its (1.2.0)
@@ -108,6 +108,7 @@ DEPENDENCIES
   cucumber (~> 1.3.15)
   factory_bot!
   jdbc-sqlite3
+  rake
   rspec (~> 3.0)
   rspec-its (~> 1.0)
   rubocop (= 0.54)
@@ -117,4 +118,4 @@ DEPENDENCIES
   yard
 
 BUNDLED WITH
-   1.16.3
+   1.16.6
diff --git a/Rakefile b/Rakefile
index 2813480..a6c3a27 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,7 +1,6 @@
 require "rubygems"
 require "bundler"
 require "rake"
-require "appraisal"
 require "yard"
 require "rspec/core/rake_task"
 require "cucumber/rake/task"
diff --git a/gemfiles/4.2.gemfile b/gemfiles/4.2.gemfile
index 37ce872..a98f8e6 100644
--- a/gemfiles/4.2.gemfile
+++ b/gemfiles/4.2.gemfile
@@ -5,6 +5,8 @@ source "https://rubygems.org"
 gem "activerecord-jdbcsqlite3-adapter", :platforms => :jruby
 gem "jdbc-sqlite3", :platforms => :jruby
 gem "sqlite3", "~> 1.3.10", :platforms => :ruby
+gem "rake"
+gem "rubocop", "0.54", :require => false
 gem "activerecord", "~> 4.2.5.1"
 
 gemspec :name => "factory_bot", :path => "../"
diff --git a/gemfiles/4.2.gemfile.lock b/gemfiles/4.2.gemfile.lock
index bd4068e..3b3a7ec 100644
--- a/gemfiles/4.2.gemfile.lock
+++ b/gemfiles/4.2.gemfile.lock
@@ -25,17 +25,18 @@ GEM
       rake
       thor (>= 0.14.0)
     arel (6.0.4)
-    aruba (0.14.2)
-      childprocess (~> 0.5.6)
+    aruba (0.14.6)
+      childprocess (>= 0.6.3, < 0.10.0)
       contracts (~> 0.9)
       cucumber (>= 1.3.19)
       ffi (~> 1.9.10)
       rspec-expectations (>= 2.99)
       thor (~> 0.19)
+    ast (2.4.0)
     builder (3.2.3)
-    childprocess (0.5.9)
+    childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.0)
     contracts (0.16.0)
     cucumber (1.3.20)
       builder (>= 2.1.2)
@@ -44,35 +45,48 @@ GEM
       multi_json (>= 1.7.5, < 2.0)
       multi_test (>= 0.1.2)
     diff-lcs (1.3)
-    docile (1.1.5)
-    ffi (1.9.18)
+    docile (1.3.1)
+    ffi (1.9.25)
     gherkin (2.12.2)
       multi_json (~> 1.3)
-    i18n (0.9.1)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     json (1.8.6)
-    minitest (5.10.3)
-    multi_json (1.12.2)
+    minitest (5.11.3)
+    multi_json (1.13.1)
     multi_test (0.1.2)
-    rake (12.2.1)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.0)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
+    parallel (1.12.1)
+    parser (2.5.3.0)
+      ast (~> 2.4.0)
+    powerpack (0.1.2)
+    rainbow (3.0.0)
+    rake (12.3.1)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
+      rspec-support (~> 3.8.0)
     rspec-its (1.2.0)
       rspec-core (>= 3.0.0)
       rspec-expectations (>= 3.0.0)
-    rspec-mocks (3.7.0)
+    rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.0)
-    simplecov (0.15.1)
-      docile (~> 1.1.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    rubocop (0.54.0)
+      parallel (~> 1.10)
+      parser (>= 2.5)
+      powerpack (~> 0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.10.0)
+    simplecov (0.16.1)
+      docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
@@ -80,9 +94,10 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     timecop (0.9.1)
-    tzinfo (1.2.3)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    yard (0.9.12)
+    unicode-display_width (1.4.0)
+    yard (0.9.16)
 
 PLATFORMS
   ruby
@@ -95,12 +110,14 @@ DEPENDENCIES
   cucumber (~> 1.3.15)
   factory_bot!
   jdbc-sqlite3
+  rake
   rspec (~> 3.0)
   rspec-its (~> 1.0)
+  rubocop (= 0.54)
   simplecov
   sqlite3 (~> 1.3.10)
   timecop
   yard
 
 BUNDLED WITH
-   1.16.3
+   1.16.6
diff --git a/gemfiles/5.0.gemfile b/gemfiles/5.0.gemfile
index 60d7b76..0561c03 100644
--- a/gemfiles/5.0.gemfile
+++ b/gemfiles/5.0.gemfile
@@ -5,6 +5,8 @@ source "https://rubygems.org"
 gem "activerecord-jdbcsqlite3-adapter", :platforms => :jruby
 gem "jdbc-sqlite3", :platforms => :jruby
 gem "sqlite3", "~> 1.3.10", :platforms => :ruby
+gem "rake"
+gem "rubocop", "0.54", :require => false
 gem "activerecord", "~> 5.0.0"
 
 gemspec :name => "factory_bot", :path => "../"
diff --git a/gemfiles/5.0.gemfile.lock b/gemfiles/5.0.gemfile.lock
index 041cf38..45aee4e 100644
--- a/gemfiles/5.0.gemfile.lock
+++ b/gemfiles/5.0.gemfile.lock
@@ -7,15 +7,15 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.0.6)
-      activesupport (= 5.0.6)
-    activerecord (5.0.6)
-      activemodel (= 5.0.6)
-      activesupport (= 5.0.6)
+    activemodel (5.0.7)
+      activesupport (= 5.0.7)
+    activerecord (5.0.7)
+      activemodel (= 5.0.7)
+      activesupport (= 5.0.7)
       arel (~> 7.0)
-    activesupport (5.0.6)
+    activesupport (5.0.7)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     appraisal (2.1.0)
@@ -23,17 +23,18 @@ GEM
       rake
       thor (>= 0.14.0)
     arel (7.1.4)
-    aruba (0.14.2)
-      childprocess (~> 0.5.6)
+    aruba (0.14.6)
+      childprocess (>= 0.6.3, < 0.10.0)
       contracts (~> 0.9)
       cucumber (>= 1.3.19)
       ffi (~> 1.9.10)
       rspec-expectations (>= 2.99)
       thor (~> 0.19)
+    ast (2.4.0)
     builder (3.2.3)
-    childprocess (0.5.9)
+    childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.0)
     contracts (0.16.0)
     cucumber (1.3.20)
       builder (>= 2.1.2)
@@ -42,35 +43,48 @@ GEM
       multi_json (>= 1.7.5, < 2.0)
       multi_test (>= 0.1.2)
     diff-lcs (1.3)
-    docile (1.1.5)
-    ffi (1.9.18)
+    docile (1.3.1)
+    ffi (1.9.25)
     gherkin (2.12.2)
       multi_json (~> 1.3)
-    i18n (0.9.1)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
-    minitest (5.10.3)
-    multi_json (1.12.2)
+    minitest (5.11.3)
+    multi_json (1.13.1)
     multi_test (0.1.2)
-    rake (12.3.0)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.0)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
+    parallel (1.12.1)
+    parser (2.5.3.0)
+      ast (~> 2.4.0)
+    powerpack (0.1.2)
+    rainbow (3.0.0)
+    rake (12.3.1)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
+      rspec-support (~> 3.8.0)
     rspec-its (1.2.0)
       rspec-core (>= 3.0.0)
       rspec-expectations (>= 3.0.0)
-    rspec-mocks (3.7.0)
+    rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.0)
-    simplecov (0.15.1)
-      docile (~> 1.1.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    rubocop (0.54.0)
+      parallel (~> 1.10)
+      parser (>= 2.5)
+      powerpack (~> 0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.10.0)
+    simplecov (0.16.1)
+      docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
@@ -78,9 +92,10 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     timecop (0.9.1)
-    tzinfo (1.2.3)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    yard (0.9.12)
+    unicode-display_width (1.4.0)
+    yard (0.9.16)
 
 PLATFORMS
   ruby
@@ -93,12 +108,14 @@ DEPENDENCIES
   cucumber (~> 1.3.15)
   factory_bot!
   jdbc-sqlite3
+  rake
   rspec (~> 3.0)
   rspec-its (~> 1.0)
+  rubocop (= 0.54)
   simplecov
   sqlite3 (~> 1.3.10)
   timecop
   yard
 
 BUNDLED WITH
-   1.16.3
+   1.16.6
diff --git a/gemfiles/5.1.gemfile b/gemfiles/5.1.gemfile
index d6249fa..2d826bc 100644
--- a/gemfiles/5.1.gemfile
+++ b/gemfiles/5.1.gemfile
@@ -5,6 +5,8 @@ source "https://rubygems.org"
 gem "activerecord-jdbcsqlite3-adapter", :platforms => :jruby
 gem "jdbc-sqlite3", :platforms => :jruby
 gem "sqlite3", "~> 1.3.10", :platforms => :ruby
+gem "rake"
+gem "rubocop", "0.54", :require => false
 gem "activerecord", "~> 5.1.0"
 
 gemspec :name => "factory_bot", :path => "../"
diff --git a/gemfiles/5.1.gemfile.lock b/gemfiles/5.1.gemfile.lock
index 1c20c84..e861e77 100644
--- a/gemfiles/5.1.gemfile.lock
+++ b/gemfiles/5.1.gemfile.lock
@@ -7,15 +7,15 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.1.4)
-      activesupport (= 5.1.4)
-    activerecord (5.1.4)
-      activemodel (= 5.1.4)
-      activesupport (= 5.1.4)
+    activemodel (5.1.6)
+      activesupport (= 5.1.6)
+    activerecord (5.1.6)
+      activemodel (= 5.1.6)
+      activesupport (= 5.1.6)
       arel (~> 8.0)
-    activesupport (5.1.4)
+    activesupport (5.1.6)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     appraisal (2.1.0)
@@ -23,17 +23,18 @@ GEM
       rake
       thor (>= 0.14.0)
     arel (8.0.0)
-    aruba (0.14.2)
-      childprocess (~> 0.5.6)
+    aruba (0.14.6)
+      childprocess (>= 0.6.3, < 0.10.0)
       contracts (~> 0.9)
       cucumber (>= 1.3.19)
       ffi (~> 1.9.10)
       rspec-expectations (>= 2.99)
       thor (~> 0.19)
+    ast (2.4.0)
     builder (3.2.3)
-    childprocess (0.5.9)
+    childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.0)
     contracts (0.16.0)
     cucumber (1.3.20)
       builder (>= 2.1.2)
@@ -42,35 +43,48 @@ GEM
       multi_json (>= 1.7.5, < 2.0)
       multi_test (>= 0.1.2)
     diff-lcs (1.3)
-    docile (1.1.5)
-    ffi (1.9.18)
+    docile (1.3.1)
+    ffi (1.9.25)
     gherkin (2.12.2)
       multi_json (~> 1.3)
-    i18n (0.9.1)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
-    minitest (5.10.3)
-    multi_json (1.12.2)
+    minitest (5.11.3)
+    multi_json (1.13.1)
     multi_test (0.1.2)
-    rake (12.3.0)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.0)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
+    parallel (1.12.1)
+    parser (2.5.3.0)
+      ast (~> 2.4.0)
+    powerpack (0.1.2)
+    rainbow (3.0.0)
+    rake (12.3.1)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
+      rspec-support (~> 3.8.0)
     rspec-its (1.2.0)
       rspec-core (>= 3.0.0)
       rspec-expectations (>= 3.0.0)
-    rspec-mocks (3.7.0)
+    rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.0)
-    simplecov (0.15.1)
-      docile (~> 1.1.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    rubocop (0.54.0)
+      parallel (~> 1.10)
+      parser (>= 2.5)
+      powerpack (~> 0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.10.0)
+    simplecov (0.16.1)
+      docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
@@ -78,9 +92,10 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     timecop (0.9.1)
-    tzinfo (1.2.3)
+    tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    yard (0.9.12)
+    unicode-display_width (1.4.0)
+    yard (0.9.16)
 
 PLATFORMS
   ruby
@@ -93,12 +108,14 @@ DEPENDENCIES
   cucumber (~> 1.3.15)
   factory_bot!
   jdbc-sqlite3
+  rake
   rspec (~> 3.0)
   rspec-its (~> 1.0)
+  rubocop (= 0.54)
   simplecov
   sqlite3 (~> 1.3.10)
   timecop
   yard
 
 BUNDLED WITH
-   1.16.3
+   1.16.6
diff --git a/gemfiles/5.2.gemfile b/gemfiles/5.2.gemfile
index f9694ee..895b9c9 100644
--- a/gemfiles/5.2.gemfile
+++ b/gemfiles/5.2.gemfile
@@ -5,6 +5,8 @@ source "https://rubygems.org"
 gem "activerecord-jdbcsqlite3-adapter", :platforms => :jruby
 gem "jdbc-sqlite3", :platforms => :jruby
 gem "sqlite3", "~> 1.3.10", :platforms => :ruby
+gem "rake"
+gem "rubocop", "0.54", :require => false
 gem "activerecord", "~> 5.2.0"
 
 gemspec :name => "factory_bot", :path => "../"
diff --git a/gemfiles/5.2.gemfile.lock b/gemfiles/5.2.gemfile.lock
index 7dce725..798c5c6 100644
--- a/gemfiles/5.2.gemfile.lock
+++ b/gemfiles/5.2.gemfile.lock
@@ -7,13 +7,13 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.2.0)
-      activesupport (= 5.2.0)
-    activerecord (5.2.0)
-      activemodel (= 5.2.0)
-      activesupport (= 5.2.0)
+    activemodel (5.2.1)
+      activesupport (= 5.2.1)
+    activerecord (5.2.1)
+      activemodel (= 5.2.1)
+      activesupport (= 5.2.1)
       arel (>= 9.0)
-    activesupport (5.2.0)
+    activesupport (5.2.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -23,17 +23,18 @@ GEM
       rake
       thor (>= 0.14.0)
     arel (9.0.0)
-    aruba (0.14.5)
+    aruba (0.14.6)
       childprocess (>= 0.6.3, < 0.10.0)
       contracts (~> 0.9)
       cucumber (>= 1.3.19)
       ffi (~> 1.9.10)
       rspec-expectations (>= 2.99)
       thor (~> 0.19)
+    ast (2.4.0)
     builder (3.2.3)
     childprocess (0.9.0)
       ffi (~> 1.0, >= 1.0.11)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.0)
     contracts (0.16.0)
     cucumber (1.3.20)
       builder (>= 2.1.2)
@@ -46,29 +47,42 @@ GEM
     ffi (1.9.25)
     gherkin (2.12.2)
       multi_json (~> 1.3)
-    i18n (1.0.1)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     multi_test (0.1.2)
+    parallel (1.12.1)
+    parser (2.5.3.0)
+      ast (~> 2.4.0)
+    powerpack (0.1.2)
+    rainbow (3.0.0)
     rake (12.3.1)
-    rspec (3.7.0)
-      rspec-core (~> 3.7.0)
-      rspec-expectations (~> 3.7.0)
-      rspec-mocks (~> 3.7.0)
-    rspec-core (3.7.1)
-      rspec-support (~> 3.7.0)
-    rspec-expectations (3.7.0)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
+      rspec-support (~> 3.8.0)
     rspec-its (1.2.0)
       rspec-core (>= 3.0.0)
       rspec-expectations (>= 3.0.0)
-    rspec-mocks (3.7.0)
+    rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.7.0)
-    rspec-support (3.7.1)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
+    rubocop (0.54.0)
+      parallel (~> 1.10)
+      parser (>= 2.5)
+      powerpack (~> 0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
+    ruby-progressbar (1.10.0)
     simplecov (0.16.1)
       docile (~> 1.1)
       json (>= 1.8, < 3)
@@ -80,7 +94,8 @@ GEM
     timecop (0.9.1)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    yard (0.9.14)
+    unicode-display_width (1.4.0)
+    yard (0.9.16)
 
 PLATFORMS
   ruby
@@ -93,12 +108,14 @@ DEPENDENCIES
   cucumber (~> 1.3.15)
   factory_bot!
   jdbc-sqlite3
+  rake
   rspec (~> 3.0)
   rspec-its (~> 1.0)
+  rubocop (= 0.54)
   simplecov
   sqlite3 (~> 1.3.10)
   timecop
   yard
 
 BUNDLED WITH
-   1.16.3
+   1.16.6