Pin google-api-client; sanitize Gemfile

Change-Id: I64cb74ff6a3a113d536f092ff69b616bc9b576da

Gemfile

@@ -3,6 +3,9 @@ source 'https://rubygems.org'
 group :development, :test do
   gem 'puppetlabs_spec_helper', :require => false
 
+  # Pin google-api-client after it released a ruby 2.0 only version
+  gem 'google-api-client', '0.9.4'
+
   gem 'metadata-json-lint'
   # This is nice and all, but let's not worry about it until we've actually
   # got puppet 4.x sorted
@@ -16,7 +19,6 @@ group :development, :test do
   gem 'puppet-lint-empty_string-check'
   gem 'puppet-lint-leading_zero-check'
   gem 'puppet-lint-variable_contains_upcase'
-  gem 'puppet-lint-numericvariable'
   gem 'puppet-lint-spaceship_operator_without_tag-check'
   gem 'puppet-lint-undef_in_function-check'
 
@@ -25,7 +27,6 @@ group :development, :test do
   else
     gem 'puppet', '~> 3.0', :require => false
   end
-
 end
 
 group :system_tests do