Fixes to contributing.md. Closes gh-931
Fixes to contributing.md. Closes gh-931

jcutrell/jquery,jquery/jquery,jcutrell/jquery,sancao2/jquery,diracdeltas/jquery,quiaro/request-agent,praveen9102/Shazam,RubyLouvre/jquery,isaacs/jquery,roytoo/jquery,Karyotyper/jquery,sancao2/jquery,praveen9102/Shazam,gnarf/jquery,sancao2/jquery,eburgos/jquery,Karyotyper/jquery,rwaldron/jquery,demetr84/Jquery,demetr84/Jquery,gnarf/jquery,diracdeltas/jquery,diracdeltas/jquery,chitranshi/jquery,eburgos/jquery,jquery/jquery,eburgos/jquery,rwaldron/jquery,roytoo/jquery,roytoo/jquery,isaacs/jquery,RubyLouvre/jquery,chitranshi/jquery,jquery/jquery,Karyotyper/jquery