Added heroku open to instructions.
Added heroku open to instructions.

TwilioDevEd/clicktocall-flask,RobSpectre/Twilio-Queue-Demo,RobSpectre/25-Lines-SMS-Dicebag,RobSpectre/Mustached-Message-Service,RobSpectre/25-Lines-SMS-Weather,mmpozulp/Care-phone,TwilioDevEd/clicktocall-flask,RobSpectre/Mobile-App-Distribution-with-SMS,dsyang/gotut,mmpozulp/Care-phone,dsyang/gotut,jgao1995/TextFeed,jgao1995/TextFeed,RobSpectre/Facebook-IPO-SMS,RobSpectre/Call-Your-Family,dragonai/thndr,jromer94/CleverText,TwilioDevEd/clicktocall-flask,aurofable/inday-server,RobSpectre/Twilio-Hackpack-for-Heroku-and-Flask,RobSpectre/Call-Your-Family,mmpozulp/Care-phone,RobSpectre/Twilio-Hackpack-for-Heroku-and-Flask,RobSpectre/Facebook-Gag,ryin1/textfeed,weblinux/MovieSpud,RobSpectre/New-York-Times-Conference-Room,RobSpectre/Call-Your-Family