easy_install is not found even with path set in exec

    Notice: /Stage[main]/Supervisord::Pip/Exec[install_setuptools]/returns: executed successfully
    default: Error: Could not find command '/usr/bin/easy_install'
    default: Error: /Stage[main]/Supervisord::Pip/Exec[install_pip]/returns: change from notrun to 0 failed: Could not find command '/usr/bin/easy_install'
    default: Notice: /Stage[main]/Supervisord::Pip/Exec[pip_provider_name_fix]: Dependency Exec[install_pip] has failures: true
    default: Warning: /Stage[main]/Supervisord::Pip/Exec[pip_provider_name_fix]: Skipping because of failed dependencies

Related to https://github.com/puphpet/puphpet/issues/816

This is on CentOS 6.4.