cpu: Add newly added cpu flags
cpu: Add newly added cpu flags

https://bugzilla.redhat.com/show_bug.cgi?id=838127

This patch adds a few new processor feature flags. Namely:
 f16c rdrand lwp tbm topoext perfctr_core perfctr_nb fsgsbase bmi1 hle
 avx2 bmi2 erms invpcid rtm rdseed adx tce
(cherry picked from commit bafffe7a100ef019f746536aeab37ff256b2ca35)

mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2,mithleshvrts/libvirt-0.10.2