false arguments bug fixed
Enhancement: restore for ipv4 generator in mix

Now you can restore cursor state in mix mode with help of "restore"
argument. It works even in skip mode:

./corsord -t generator -a
"name=ipv4;init=1.0.0.1:80-223.255.255.255;mix=true;restore=5.1.22.3" -s
23/100