Update factor for changes to types in primes, which is a dependency.

Fixes build-fail on mips32 introduced at 272207.
Use underlying ports counters to get lagg statistics instead of
per-packet accounting.
This introduce user-visible changes like aggregating error counters.

Reviewed by:	asomers (prev.version), glebius
CR:		D781
MFC after:	2 weeks
Sponsored by:	Yandex LLC
Fix the definitioin of AT91SAM9G45_IRQ_PIOE and rename it to
AT91SAM9G45_IRQ_PIODE.  According to the data sheet, both PIOD and PIOE
use the same IRQ.

While here remove duplicate definitions.