sysconfig: Collective update
This update fixes the following issues for sysconfig:
- 763533: Fixed ifrenew-dhcp to use built-in dhcpcd --renew
- 724775: added tests to the 77-network.rules file if the /sbin/ifup and /etc/sysconfig/network/scripts/ifup-sysctl exit
- Submitted by Marius Tomaschewski (mtomaschewski)
Fixed bugs
bnc#724775
initramfs and ifup-sysctl
bnc#763533
running ifrenew breaks network configuration