Merge pull request #153 from twitter/coveralls-for-alls

cover more ruby versions with coveralls, don't error out on 1.8.7

Author: oreoshake

Gemfile

@@ -10,6 +10,6 @@ group :test do
   gem 'rspec', '>= 3.1'
   gem 'growl'
   gem 'rb-fsevent'
-  gem 'coveralls', :platforms => [:ruby_19]
+  gem 'coveralls', :platforms => [:ruby_19, :ruby_20, :ruby_21, :ruby_21]
   gem 'i18n', '< 0.7.0', :platforms => [:ruby_18]
 end

spec/spec_helper.rb

@@ -3,8 +3,11 @@
 
 require File.join(File.dirname(__FILE__), '..', 'lib', 'secure_headers')
 
-if defined?(Coveralls)
+begin
+  require 'coveralls'
   Coveralls.wear!
+rescue LoadError
+  # damn you 1.8.7
 end
 
 include ::SecureHeaders::PublicKeyPins::Constants