Fix yum package_method to be able to delete packages
Document fix for yum package_method and extend to yum_rpm
new lib bundle: feature.cf
Merge pull request #816 from jooooooon/fix_yum_package_method_for_delete_master

Fix yum package_method to be able to delete packages
Merge pull request #833 from tzz/tzz/creature-feature

new lib bundle: feature.cf