GemSpec: Fix Ruby 1.8.7 and 1.9.2 support
GemSpec: Fix Ruby 1.8.7 and 1.9.2 support

zuazo/chef-handler-sns,zuazo/chef-handler-sns,onddo/chef-handler-sns,onddo/chef-handler-sns,mixpanel-platform/chef-handler-sns,mixpanel-platform/chef-handler-sns,mevic/chef-handler-sns,mevic/chef-handler-sns