Fix typos in opencenter/backends/chef-client/environment.tmpl
Merge pull request #426 from andymcc/sprint

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Merge pull request #427 from mattt416/fix_env_file

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Installing chef-client is bombing out due to nova_use_single_default_gateway not existing
Merge pull request #428 from mattt416/missing_fact

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Reference correct fact name
Merge pull request #430 from mattt416/fix_fact_name

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