fix: Bring back needed gems

Unclear if the puppet-lint-* gems are needed, but these are:

* coveralls
* fakefs
* rspec-json_expectations (this esp.)

Gemfile

@@ -28,6 +28,17 @@ group :development do
   gem "puppet-module-posix-dev-r#{minor_version}", '~> 0.4',     require: false, platforms: [:ruby]
   gem "puppet-module-win-default-r#{minor_version}", '~> 0.4',   require: false, platforms: [:mswin, :mingw, :x64_mingw]
   gem "puppet-module-win-dev-r#{minor_version}", '~> 0.4',       require: false, platforms: [:mswin, :mingw, :x64_mingw]
+
+  # Module-specific gems
+  gem "coveralls",                                                  require: false
+  gem "fakefs",                                                     require: false
+  gem "puppet-lint-classes_and_types_beginning_with_digits-check",  require: false
+  gem "puppet-lint-leading_zero-check",                             require: false
+  gem "puppet-lint-trailing_comma-check",                           require: false
+  gem "puppet-lint-unquoted_string-check",                          require: false
+  gem "puppet-lint-variable_contains_upcase",                       require: false
+  gem "puppet-lint-version_comparison-check",                       require: false
+  gem "rspec-json_expectations",                                    require: false
 end
 
 puppet_version = ENV['PUPPET_GEM_VERSION']

spec/spec_helper.rb

@@ -2,6 +2,7 @@
 
 require 'puppetlabs_spec_helper/module_spec_helper'
 require 'rspec-puppet-facts'
+require 'rspec/json_expectations'
 
 require 'spec_helper_local' if File.file?(File.join(File.dirname(__FILE__), 'spec_helper_local.rb'))