Avoid nil warnings in chefspec and when the cookbook runs
Avoid nil warnings in chefspec and when the cookbook runs

The helper methods set these values to nil. It's a valid value for the properties

chef-cookbooks/httpd,karmix/httpd,karmix/httpd,karmix/httpd,chef-cookbooks/httpd,karmix/httpd,chef-cookbooks/httpd,chef-cookbooks/httpd