add heroku-credentials to deprecated plugins was previously used by vulcan for auth:token like capabilities see also #522
add heroku-credentials to deprecated plugins
was previously used by vulcan for auth:token like capabilities
see also #522

sancopanco/heroku,Faisalawanisee/heroku,heroku/heroku,duypq94/heroku,vcgato29/heroku,dickeyxxx/heroku,uhoh-itsmaciek/heroku,uhoh-itsmaciek/heroku,macedo/heroku,Faisalawanisee/heroku,vcgato29/heroku,heroku/heroku,vcgato29/heroku,greeca0204/heroku,dickeyxxx/heroku,Faisalawanisee/heroku,greeca0204/heroku,sancopanco/heroku,gregburek/heroku,gregburek/heroku,sancopanco/heroku,gregburek/heroku,heroku/heroku,duypq94/heroku,duypq94/heroku,macedo/heroku,greeca0204/heroku,rkh/heroku,dickeyxxx/heroku,macedo/heroku,rkh/heroku,rkh/heroku