use latest Rails 4.2 version (4.2.10)

.travis.yml

@@ -40,6 +40,10 @@ matrix:
       gemfile: gemfiles/rails_3.2.gemfile
     - rvm: 2.3.3
       gemfile: gemfiles/rails_3.2.gemfile
+    - rvm: 2.4.2
+      gemfile: gemfiles/rails_3.2.gemfile
+    - rvm: 2.4.2
+      gemfile: gemfiles/rails_4.0.gemfile
     - rvm: jruby-9.1.12.0
       gemfile: gemfiles/rails_5.0.gemfile
     - rvm: jruby-9.1.12.0

Appraisals

@@ -21,7 +21,7 @@ end
 appraise 'rails_4.2' do
   gem 'nokogiri', '1.6.8.1', platforms: %i[ruby_19]
   gem 'mime-types', '~> 2', platforms: %i[ruby_19 jruby]
-  gem 'rails', '4.2.5'
+  gem 'rails', '4.2.10'
   gem 'mongoid', '~> 4.0'
   gem 'sequel'
   gem 'dynamoid', '~> 1', platforms: :ruby
@@ -31,13 +31,13 @@ appraise 'rails_4.2' do
 end
 
 appraise 'rails_4.2_nobrainer' do
-  gem 'rails', '4.2.5'
+  gem 'rails', '4.2.10'
   gem 'nobrainer', '~> 0.33.0'
 end
 
 appraise 'rails_4.2_mongoid_5' do
   gem 'mime-types', '~> 2', platforms: %i[ruby_19 jruby]
-  gem 'rails', '4.2.5'
+  gem 'rails', '4.2.10'
   gem 'mongoid', '~> 5.0'
   gem 'activerecord-jdbcsqlite3-adapter', '1.3.24', platforms: :jruby
 end

gemfiles/rails_4.2.gemfile

@@ -3,7 +3,7 @@
 source "https://rubygems.org"
 
 gem "sqlite3", platforms: :ruby
-gem "rails", "4.2.5"
+gem "rails", "4.2.10"
 gem "nokogiri", "1.6.8.1", platforms: [:ruby_19]
 gem "mime-types", "~> 2", platforms: [:ruby_19, :jruby]
 gem "mongoid", "~> 4.0"

gemfiles/rails_4.2_mongoid_5.gemfile

@@ -3,7 +3,7 @@
 source "https://rubygems.org"
 
 gem "sqlite3", platforms: :ruby
-gem "rails", "4.2.5"
+gem "rails", "4.2.10"
 gem "mime-types", "~> 2", platforms: [:ruby_19, :jruby]
 gem "mongoid", "~> 5.0"
 gem "activerecord-jdbcsqlite3-adapter", "1.3.24", platforms: :jruby

gemfiles/rails_4.2_nobrainer.gemfile

@@ -3,7 +3,7 @@
 source "https://rubygems.org"
 
 gem "sqlite3", platforms: :ruby
-gem "rails", "4.2.5"
+gem "rails", "4.2.10"
 gem "nobrainer", "~> 0.33.0"
 
 gemspec path: "../"