rtl8150 as of v3.9;
move constant definitions out of rtl8150.c;
add rtl8150.h;
get rid of socket buffer pool;
just added a Makefile;
[get|set]_registers() will notify us if an error occurs and when DEBUG is
defined.  Resources for async register write are now dynamically allocated;
copyright update and stylig changes;
nicer;
Merge branch 'davem'

Conflicts:
	rtl8150.c
	rtl8150.h