Fix Procfile detection on linux
Fix Procfile detection on linux

indykish/codebox,etopian/codebox,fly19890211/codebox,nobutakaoshiro/codebox,quietdog/codebox,Ckai1991/codebox,rodrigues-daniel/codebox,LogeshEswar/codebox,CodeboxIDE/codebox,etopian/codebox,kustomzone/codebox,indykish/codebox,lcamilo15/codebox,ahmadassaf/Codebox,fly19890211/codebox,LogeshEswar/codebox,ronoaldo/codebox,listepo/codebox,rodrigues-daniel/codebox,code-box/codebox,nobutakaoshiro/codebox,kustomzone/codebox,Ckai1991/codebox,lcamilo15/codebox,code-box/codebox,blubrackets/codebox,ahmadassaf/Codebox,smallbal/codebox,rajthilakmca/codebox,CodeboxIDE/codebox,rajthilakmca/codebox,blubrackets/codebox,quietdog/codebox,smallbal/codebox,listepo/codebox,ronoaldo/codebox