Add method isDirectory to File model
Add method isDirectory to File model

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