Revert "Merge branch 'minimize_gzip' into 'os-build'"

Installation of the kernel-core package failed due to a scriptlet issue related to this change. Until that is sorted out let's revert this for now.

This reverts commit 0e9039ca, reversing changes made to 9e7b86ef.

Signed-off-by: Scott Weaver scweaver@redhat.com