All changes/improvements are compared to base IRCd DF 4.6.7

improvements:
* IPv6 support
* In I/O/C/N/K/Z/V lines you can put IP mask
  Its look like <IP>/<netmask>. ex: 212.30.135.0/24 equal to 212.30.135.*
* Y-Lines have extra fields. Now you can set connections limits
  per host and per user@host

disadvatages:
* Services support removed (yes, you cant use services here)

new channel modes:
* +e <mask>  - exception list
* +I <mask>  - invite list

new or changed commands:
* REHASH [remote server]
* BKLINE  - <[user mask@]host mask>
* BUNKLINE - <[user mask@]host mask>
* UNKLINE <[user mask@]host mask> [remote server]
* ZLINE <IP mask> [remote server]
* UNZLINE <IP mask> [remote server]
* CLRSTAT <stat> [remote server]
* SMODE <channel> <modes> [params]

new conf lines:
* V-Lines  - Internal resolver, good for DNS-less networks

available O-Lines flags:
* a  - Server Administrator
* o  - IRC Operator
* O  - Local Operator
