Fix README errors (grammar, links, formatting)
Fix README errors (grammar, links, formatting)

acaiafa/ohai,mattray/ohai,Juniper/ohai,jaymzh/ohai,glennmatthews/ohai,criteo-forks/ohai,sh9189/ohai,shtzr840329/ohai,johnbellone/ohai,acaiafa/ohai,jaymzh/ohai,Fodoj/ohai,dreamnite/ohai,375gnu/ohai,tas50/ohai-1,nathwill/ohai,zshuo/ohai,chef/ohai,bougyman/ohai,jbfavre/ohai,criteo-forks/ohai,zshuo/ohai,http-418/ohai,Fodoj/ohai,n-marton/ohai,http-418/ohai,jseely/ohai,davide125/ohai,johnbellone/ohai,tas50/ohai-1,mattray/ohai,cmluciano/ohai,chef/ohai,dreamnite/ohai,Juniper/ohai,shtzr840329/ohai,375gnu/ohai,nathwill/ohai,phreakocious/ohai,phreakocious/ohai,bougyman/ohai,sh9189/ohai,davide125/ohai,numericillustration/ohai,jseely/ohai,btm/ohai,adamleff/ohai,jbfavre/ohai,cmluciano/ohai,n-marton/ohai,adamleff/ohai,juliandunn/ohai,numericillustration/ohai,btm/ohai,juliandunn/ohai,higanworks/ohai,glennmatthews/ohai,higanworks/ohai