add mongodb/reload_action attribute to enable config changes without a restart
sort config servers to mitigate MongoDB bug SERVER-5960
Merge branch 'reload-action' of https://github.com/josephholsten/mongodb-cookbook

Conflicts:
	metadata.rb
Merge branch 'sort_config_servers' of https://github.com/apptentive-engineering/chef-mongodb
Fix mongos startup script, though only on RHEL family.