Corrected array index resulting in faulty command line parsing
Merge pull request #23 from christopher-s-hall/open-avb-next

Corrected array index resulting in faulty command line parsing
Update driver to sync with igb 5.0.6, primary AVB relevant changes
are fix stall on driver startup on flashless versions of I210, small
changes to igb_ptp, make -DIGB_PTP the default option during make.
Merge branch 'open-avb-next' of github.com:intel-ethernet/Open-AVB into open-avb-next
Make -DIGB_PTP default compile optino, update to igb_stable 5.0.6.
Suppress unneeded error messages.
Do not call igb_init_fw() on flashless i210 adapters.
Change rdtsc method to perform a cpuid 1st, then read 64-bit tsc from edx:eax