This feature was needed in older RHEL/CentOS versions, in which some packages weren't available. Now there is no need for it since they are included in RHEL/CentOS versions 6 and 7 now.
This option was deprecated since 9dc2cdb1b1301d69c6a6187146f09abf6d14ce1f
Remove deprecated configure_ipa_repo option
This feature was needed in older RHEL/CentOS versions, in which some
packages weren't available. Now there is no need for it since they are
included in RHEL/CentOS versions 6 and 7 now.
This option was deprecated since 9dc2cdb1b1301d69c6a6187146f09abf6d14ce1f
Closes GH-355