Track nicks beginning with special characters
Track nicks beginning with special characters

According to RFC2812, nicks follow this pattern:
nickname   =  ( letter / special ) *8( letter / digit / special / "-" )
special    =  %x5B-60 / %x7B-7D
              ; "[", "]", "\", "`", "_", "^", "{", "|", "}"
letter     =  %x41-5A / %x61-7A       ; A-Z / a-z
digit      =  %x30-39                 ; 0-9

belak/seabird,belak/go-seabird