The config options of the "nova.conf" section "libvirt" got moved to the new central location "nova/conf/libvirt.py". This is the last patch in a long-chain patchs. The next chain of patch-set will focus on improve libvirt help texts. Change-Id: Ieaa9092dcb53c405b60ff4f4c9ea68f8d90e8435 Co-Authored-by: Markus Zoeller <mzoeller@de.ibm.com> Implements: blueprint centralize-config-options-newton