Fix git url and markdown
Fix git url and markdown

oniichaNj/go-ircevent,DanielOaks/girc-go,HenrySlawniak/go-ircevent,pratikmallya/go-ircevent,Elemental-IRCd/irc,dainis/go-ircevent,iwanbk/ogric,alaska/go-ircevent,SeanThomasWilliams/go-ircevent,phone/go-ircevent