Add scripts.start to Procfile from package.json
Add scripts.start to Procfile from package.json

If no Procfile exists and there is a scripts.start in package.json, add
the scripts.start script as the 'web' process type to a new Procfile.

jthomas/nodejs-v4-buildpack,ctrlaltdel121/heroku-buildpack-nodejs,rtomlinson/cf-node-buildpack,tfynes-pivotal/nodejs-buildpack,mrc535s/wkhtmltopdfbp,elais/heroku-buildpack-nodejs,gtothesquare/heroku-buildpack-nodejs-grunt,kirs/heroku-buildpack-nodejs,stevenrigby/heroku-buildpack-nodejs,jthomas/nodejs-v4-buildpack,kevinSuttle/heroku-buildpack-nodejs,Stylitics/heroku-buildpack-nodejs,fbaraujo/heroku-buildpack-yo-angular,Grahahax/nodejs-buildpack,mmgm/nodejs-buildpack,goodeggs/heroku-buildpack-nodejs,tjmehta/heroku-buildpack-nodejs-grunt-compass,comlanio/nodejs-buildpack,pkumar-appd/nodejs-buildpack,tamdao/heroku-buildpack-nodejs,hpcloud/nodejs-buildpack,pkumar-appd/nodejs-buildpack,ShreyasWao/heroku-buildpack-nodejs,kevinSuttle/heroku-buildpack-nodejs,marnold6/nodejs_buildpack,mmgm/nodejs-buildpack,jasonswett/heroku-buildpack-nodejs-gulp,karthikeyabhaghavatula/nodejs_buildpack,NSWIDER/nodejs-oracle-buildpack,djng/heroku-buildpack-webapp-client,davidmfoley/heroku-buildpack-nodejs-gulp-bower,alexlafroscia/giteasy-buildpack,oocl-ncc-itm/nodejs-buildpack,vladikoff/heroku-buildpack-fxa,JProgrammer/heroku-buildpack-nodejs,ArthurHlt/nodejs-buildpack,realtymaps/heroku-buildpack-assets,bionikspoon/annotation-tool-heroku-buildpack-nodejs,crawsible/nodejs-buildpack,apiaryio/heroku-buildpack-nodejs-grunt,KamranAsif/heroku-buildpack-nodejs-bower-grunt,Scalingo/nodejs-buildpack,greenapes/heroku-buildpack-nodejs-bower-gulp-grunt-compass,elasticio/elasticio-buildpack-nodejs-original,triceam/nodejs-buildpack,lemondemon/heroku-buildpack-nodejs-grunt-compass,kyleturco/heroku-buildpack-nodejs-gulp,TechRelease/cf-buildpack-nodejs,bionikspoon/heroku-buildpack-nodejs,robgraeber/heroku-buildpack-nodejs-bower-gulp,ajspera/heroku-buildpack-nodejs-grunt-compass,tfynes-pivotal/nodejs-buildpack,appstack/heroku-buildpack-nodejs-gulp,andrewbranch/heroku-buildpack-nodejs-ember,dhcole/nodejs-buildpack,bellhops/heroku-buildpack-nodejs,gfguthrie/heroku-buildpack-bower-grunt,shinji62/nodejs-buildpack,heroku/heroku-buildpack-nodejs,rtomlinson/cf-node-buildpack,djng/heroku-buildpack-webapp-client,jasonswett/heroku-buildpack-nodejs-grunt-compass,gmaclennan/dokku-superstatic,NSWIDER/nodejs-oracle-buildpack,twilson63/custom-buildpack-nodejs-cups,effinggames/heroku-buildpack-nodejs-bower-gulp,ks2software/nodejs-buildpack,ks2software/nodejs-buildpack,rainum/heroku-buildpack-nodejs-grunt-compass,tweettypography/heroku-buildpack-nodejs,fedosov/heroku-buildpack-nodejs-gulp-bower,mergermarket/heroku-buildpack-nodejs,sibeliusseraphini/heroku-buildpack-nodejs-bower-grunt,cesarandreu/heroku-buildpack-nodejs,crawsible/nodejs-buildpack,Hylozoic/heroku-buildpack-nodejs-babel,Azema/DeployGitNodejs,comlanio/nodejs-buildpack,danielgranat/heroku-buildpack-nodejs-grunt,ericf89/heroku-buildpack-nodejs-gulp-haml-sass-compass,AnyPresence/heroku-buildpack-nodejs,crawsible/nodejs-buildpack,soswow/heroku-buildpack-nodejs-grunt-compass,caiorogerio/heroku-buildpack-grunt,WeConnect/heroku-buildpack-nodejs-grunt-compass,cnbin/heroku-buildpack-nodejs-grunt,sailrish/heroku-buildpack-coffee,jasonswett/heroku-buildpack-nodejs-gulp-bower,yookoala/heroku-buildpack-nodejs,pivotal-topher-bullock/lamby-js-buildpack,tfynes-pivotal/nodejs-buildpack,roder/nodejs-buildpack,ks2software/nodejs-buildpack,totapari/heroku-buildpack-nodejs,vjm/heroku-buildpack-nodejs-grunt-compass,dvdwasibi/heroku-buildpack-nodejs-grunt-sass,rtomlinson/cf-node-buildpack,dickeyxxx/heroku-buildpack-nodejs,tastemade/heroku-buildpack-nodejs-grunt-compass,Scalingo/nodejs-buildpack,mrc535s/wkhtmltopdfbp,ollisal/heroku-buildpack-nodejs,ankparik/nodejs-buildpack,chloeandisabel/heroku-buildpack-nodejs-gulp,bagelswitch/buildpack-nodejs,tobobo/heroku-buildpack-ember,jthomas/nodejs-v4-buildpack,Grahahax/nodejs-buildpack,Scalingo/nodejs-buildpack,hpcloud/nodejs-buildpack,mpirik/heroku-buildpack-nodejs-grunt-compass,gmaclennan/dokku-superstatic,ks2software/nodejs-buildpack,kfiroo/heroku-buildpack-nodejs-grunt-compass,brunoleite/heroku-buildpack-nodejs-jspm,NSWIDER/nodejs-oracle-buildpack,aheissenberger/cloudcontrol-buildpack-meteor,bagelswitch/buildpack-nodejs,201-created/heroku-buildpack-nodejs,nikhil-bhandari/ng-cli-buildpack,ShakrMedia/heroku-buildpack-nodejs,heroku/heroku-buildpack-nodejs,Vincit/heroku-buildpack-nodejs,denisvlr/heroku-buildpack-nodejs-grunt-compass,CloudSide/heroku-buildpack-nodejs,caiorogerio/heroku-buildpack-grunt,shinji62/nodejs-buildpack,justinwalsh/heroku-buildpack-nodejs,uonline/heroku-buildpack,davidmfoley/heroku-buildpack-nodejs-gulp-bower,tastemade/heroku-buildpack-nodejs-grunt-compass,Stibbons/heroku-buildpack-nodejs,tinganho/heroku-buildpack,sailrish/heroku-buildpack-nodejs,triceam/nodejs-buildpack,heroku/heroku-buildpack-nodejs,devakone/heroku-buildpack-nodejs-grunt-compass,tobobo/heroku-buildpack-ember,gabegorelick/fracas-buildpack,mbuchetics/heroku-buildpack-nodejs-grunt,AdmanStrong/heroku-buildpack-nodejs-grunt-compass,guilleva/heroku-buildpack-nodejs,The18thWarrior/ethereum-buildpack,raghuveerthummeti/nodejs-buildpack,JProgrammer/heroku-buildpack-nodejs,Scratch-it/heroku-buildpack-nodejs-grunt-compass,tomfa/heroku-buildpack-nodejs,cinghiale/heroku-buildpack-nodejs-grunt-compass,soswow/heroku-buildpack-nodejs-grunt-compass,ankparik/nodejs-buildpack,StitchedCode/heroku-buildpack-nodejs-bower-gulp,msuonp/heroku-buildpack-nodejs,Crotery/heroku-buildpack-nodejs-grunt-compass,edgahan/heroku-buildpack-nodejs,simonjjones/snowedjs_buildpack,stevenrigby/heroku-buildpack-nodejs,imothee/heroku-buildpack-nodejs-grunt,glawson6/heroku-buildpack-nodejs,bagelswitch/buildpack-nodejs,pivotal-topher-bullock/lamby-js-buildpack,newyorkdata/heroku-buildpack-nodejs-gulp,comlanio/nodejs-buildpack,pkumar-appd/nodejs-buildpack,davious/heroku-buildpack-nodejs-grunt-compass,jrhite/heroku-buildpack-skippydoo,chrisfelix82/heruku-buildpack-ffmpeg-nodejs,robgraeber/heroku-buildpack-nodejs,JProgrammer/heroku-buildpack-nodejs,ollisal/heroku-buildpack-nodejs,shedd/heroku-buildpack-nodejs,karthikeyabhaghavatula/nodejs_buildpack,circuithub/heroku-buildpack-nodejs-new,triceam/nodejs-buildpack,raghuveerthummeti/nodejs-buildpack,Jell-E/heroku-buildpack-nodejs-rust,marnold6/nodejs_buildpack,stephanmelzer/heroku-buildpack-nodejs-grunt-compass,jasonswett/fv-heroku-buildpack-nodejs-gulp-bower,tastemade/heroku-buildpack-nodejs-gulp,fcruxen/heroku-buildpack-nodejs,The18thWarrior/ethereum-buildpack,Ensequence/heroku-buildpack-yo-angular,simonjjones/snowedjs_buildpack,robgraeber/heroku-buildpack-nodejs-gulp,Jonatasmz/heroku-buildpack-nodejs,cloudControl/buildpack-nodejs,shoetomydixi/node_sigma_zapp_buildpack,nikhil-bhandari/heroku-buildpack-nodejs-grunt-compass,jrhite/heroku-buildpack-kwotefu,cloudfoundry/nodejs-buildpack,shinji62/nodejs-buildpack,Azema/DeployGitNodejs,gvelo/heroku-buildpack-nodejs-grunt,oocl-ncc-itm/nodejs-buildpack,Amandeepsinghghai/heroku-buildpack-nodejs,timdp/heroku-buildpack-nodejs-gulp,bpartridge83/heroku-buildpack-nodejs-grunt-gulp-bower,objectpartners/heroku-buildpack-nodejs-grunt,JasonZigelbaum/heroku-buildpack-nodejs,glebm/heroku-buildpack-nodejs-grunt-sass,adrianhuna/heroku-buildpack-nodejs-gulp-bower,rmisio/heroku-buildpack-nodejs-grunt-compass-bower,mrc535s/wkhtmltopdfbp,teodor-pripoae/heroku-buildpack-nodejs-gulp,twilson63/custom-buildpack-nodejs-cloud-foundry,aihaddad/heroku-buildpack-nodejs-gulp,ks2software/nodejs-buildpack,GoeGaming/heroku-buildpack-nodejs,appstack/heroku-buildpack-nodejs-gulp,CandisIO/heroku-buildpack-node,aarongray/heroku-buildpack-nodejs-gulp-bower,Scalingo/nodejs-buildpack,201-created/heroku-buildpack-nodejs,cloudfoundry/nodejs-buildpack,cheeyeo/heroku-buildpack-nodejs,yaditya/heroku-buildpack-nodejs-gulp-haml-sass-compass,simonjjones/snowedjs_buildpack,Ferrari/heroku-buildpack-nodejs,willow-codes/heroku-buildpack-nodejs-bower-gulp-grunt-compass,leourbina/heroku-buildpack-nodejs-gulp-sass,salesforceidentity/heroku-buildpack-nodejs-jdk8,diegobent/heroku-buildpack-nodejs,TechRelease/cf-buildpack-nodejs,stephanmelzer/heroku-buildpack-nodejs-grunt-compass,ArthurHlt/nodejs-buildpack,raghuveerthummeti/nodejs-buildpack,circuithub/heroku-buildpack-nodejs-new,sky-uk/heroku-buildpack-nodejs-grunt-compass,aquicore/heroku-buildpack-nodejs-gulp,kauffecup/nodejs-buildpack,gabegorelick/fracas-buildpack,TJM/heroku-buildpack-nodejs,nknj/heroku-buildpack-yo-angular,therewasaguy/heroku-buildpack-nodejs-grunt-compass,mikeyoon/heroku-buildpack-nodejs,heroku/heroku-buildpack-nodejs,cloudfoundry/nodejs-buildpack,djng/heroku-buildpack-webapp-client,krry/heroku-buildpack-nodejs-gulp-bower,roder/nodejs-buildpack,nemesiscodex/heroku-buildpack-nodejs,hpcloud/nodejs-buildpack,caiorogerio/heroku-buildpack-grunt,mmgm/nodejs-buildpack,greenapes/heroku-buildpack-nodejs-bower-gulp-grunt-compass,neoskop/heroku-buildpack-nodejs-grunt-compass,ks2software/nodejs-buildpack,kauffecup/nodejs-buildpack,heroku/heroku-buildpack-nodejs,karthikeyabhaghavatula/nodejs_buildpack,bpartridge83/heroku-buildpack-nodejs-grunt-gulp-bower,shuber/heroku-buildpack-nodejs,leourbina/heroku-buildpack-nodejs-gulp-sass,dhcole/nodejs-buildpack,MarkusMattinen/heroku-buildpack-nodejs,roder/nodejs-buildpack,TheHealthPros/heroku-buildpack-nodejs,dam4222/heroku-buildpack-nodejs-gulp,REscour/heroku-buildpack-nodejs-gulp-bower-sass,cloudfoundry/nodejs-buildpack,digitalfibr/heroku-buildpack-nodejs,glebm/heroku-buildpack-nodejs-grunt-sass,Scalingo/nodejs-buildpack,piglovesyou/heroku-buildpack-nodejs,ArthurHlt/nodejs-buildpack,kauffecup/nodejs-buildpack,oocl-ncc-itm/nodejs-buildpack,Grahahax/nodejs-buildpack,pivotal-topher-bullock/lamby-js-buildpack,kudos/heroku-buildpack-nodejs-jspm,Vestride/heroku-buildpack-nodejs-bower-depth,carouselapps/heroku-buildpack-nodejs,thoughtbot/heroku-buildpack-nodejs,marnold6/nodejs_buildpack,dshafer/heroku-buildpack-nodejs,dhcole/nodejs-buildpack,antecursor/heroku-buildpack-nodejs-gulp,ks2software/nodejs-buildpack,artch/heroku-buildpack-nodejs-bower-gulp-grunt-compass,celerityweb/heroku-buildpack-nodejs-gulp,ankparik/nodejs-buildpack