Implement network driver for Intel PRO/100 PCI Ethernet Controller Family

Some info:
https://web.archive.org/web/20061018001206/http://developer.intel.com/design/network/products/lan/docs/82559_docs.htm
https://web.archive.org/web/20041013114051/http://developer.intel.com/design/network/products/lan/docs/82551.htm
https://web.archive.org/web/20041013115427/http://developer.intel.com/design/network/products/lan/docs/82562_docs.htm
https://web.archive.org/web/20080218174248/http://download.intel.com/design/network/manuals/8255X_OpenSDM.pdf
https://web.archive.org/web/20080218175432/http://download.intel.com/design/network/datashts/71468206.pdf
https://web.archive.org/web/20060512221047/http://download.intel.com/design/network/datashts/73825902.pdf
https://web.archive.org/web/20000818083318/http://developer.intel.com/design/network/applnots/64486302.pdf
https://sourceforge.net/projects/e1000/files/

Also emulated by QEMU: https://github.com/qemu/qemu/blob/master/hw/net/eepro100.c

Hardware identifiers:
PCI\VEN_8086&DEV_1209
PCI\VEN_8086&DEV_1229
PCI\VEN_8086&DEV_2449

This driver is a work in progress.