Changes to send data from graphite to Zabbix, define zabbix elements to generate triggers in Zabbix.
:Merge branch 'graphite_to_zabbix' of https://github.com/bijugs/chef-bcpc into graphite_to_zabbix

Conflicts:
	cookbooks/bcpc-hadoop/attributes/default.rb
	cookbooks/bcpc-hadoop/recipes/graphite_to_zabbix.rb
	cookbooks/bcpc-hadoop/templates/default/zabbix.run_zabbix_sender.sh.erb