Update primesmp.c for new API
smptest API update
os_system_config cleanup

added MAC address call
Merge branch 'master' of https://github.com/ReturnInfinity/BareMetal-OS into small-changes

sync with master
varius optimizations
try to reduce # branches in interrupts
use cmpxchg and pause for locks, inline calls
inline calls
small changes
removed some legacy instructions