These changes make sock and IfaceList non-global
Fixing some style and spacing in get_v4addr
Fixing style in check_device
Don't reload_config in send_ra
adding more logging in check_device
cleaning up some logging (check process.c if_name)
log mac address of ARPHRD_ETHER interfaces
adding hwstr in device-linux.c
zero struct ifreq
adding TODO notes in the code for min heap and hash table
adding TODO notes
adding another TODO note
let privsep exit properly
cleaning up device-linux.c
cleaning up timer_handler prototype
cleaning up process.c
mark some variable static in radvd.c
adding .gitignore
adding make indent
indent -linux -l180 *.c *.h