include support for building and installing packages of the new ZFS
rewrite of the installation part to check for grub zfs support and intelligibility
enhance performance of compilation by leveraging all cores
do not forget to include libzfs devel in the installable packages for the build
Do not put redundant information on screen via copying the log.
do not install debuginfo, and do so in a consistent manner
String to exclude needs to be defined at this stage.
Install the GRUB RPMs using rpm, not yum.
Use RPM for everything but the "rest of the RPMs" install.
simplify installation of RPMs built or supplied
consolidate the installation of grub with prior install operations
Bump spec version of built GRUB properly.
GRUB installation must not use exclude=grub2-tools in grub config.
Merge branch 'staging'