correct docs inaccuracy
On Windows, exceptions were being thrown, because pipes is referenced even after the imports failed
Added missing 'clean' to yumpkg5 refresh_db CLI
Merge pull request #9803 from terminalmage/docs

correct docs inaccuracy
Merge pull request #9812 from whiteinge/yumpkg5-expire-cache-fix

Added missing 'clean' to yumpkg5 refresh_db CLI
Merge pull request #9807 from thematthopkins/openstack_missing_pipes_fix

On Windows, exceptions were being thrown, because pipes is referenced even after the imports failed
Merge pull request #9811 from terminalmage/yum-refactoring

Yum refactoring
yumpkg: rewrite pkg.list_repo_pkgs()

This function was added just before yumpkg was initially deprecated, and
when I ported it to yumpkg5 I enhanced it considerably. This commit
rewrites this function in yumpkg to make it functionally identical to
the yumpkg5 version.