Misc fixes

* Change facts structure from a Hash to a HashWithIndifferentAccess.
  It will simplyfy adding facts values and working with them.

* Fix Gem versions reporter.

Change-Id: Ie28b2ea6bcd854e96cc8d9833be8adaafd689140

Gemfile

@@ -11,6 +11,7 @@ group :development, :test do
   gem 'colorize'
   gem 'parallel'
   gem 'openstack'
+  gem 'activesupport', '< 5.0.0'
 end
 
 if ENV['PUPPET_GEM_VERSION']

lib/noop/task/facts.rb

@@ -1,4 +1,5 @@
 require 'yaml'
+require 'active_support/core_ext/hash/indifferent_access'
 
 module Noop
   class Task
@@ -70,9 +71,9 @@ module Noop
       facts_data[:puppetversion] = Puppet.version
     end
 
-    # @return [Hash]
+    # @return [ActiveSupport::HashWithIndifferentAccess]
     def facts_data
-      facts_data = {}
+      facts_data = ActiveSupport::HashWithIndifferentAccess.new
       facts_hierarchy.each do |file_path|
         begin
           file_data = YAML.load_file file_path

lib/noop/task/report.rb

@@ -35,7 +35,7 @@ Facts hierarchy:
       gem = gem.to_s
       return unless Object.const_defined? 'Gem'
       return unless Gem.loaded_specs.is_a? Hash
-      return unless Gem.loaded_specs[gem].is_a? Gem::Specification
+      return unless Gem.loaded_specs[gem].respond_to? :version
       Gem.loaded_specs[gem].version
     end