Remove unused variables
Remove unused variables

lavr/premailer,ionelmc/premailer,BlokeOne/premailer-1,graingert/premailer,industrydive/premailer,ionelmc/premailer,graingert/premailer,kengruven/premailer,peterbe/premailer,industrydive/premailer,peterbe/premailer,kengruven/premailer,lavr/premailer,peterbe/premailer,BlokeOne/premailer-1