change module for existsSync in node.js env
change module for existsSync in node.js env

istrel/basisjs,basisjs/basisjs,basisjs/basisjs,smelukov/basisjs,fateevv/basisjs,tyanas/basisjs,tyanas/basisjs,smelukov/basisjs,basisjs/basisjs,tyanas/basisjs,fateevv/basisjs,istrel/basisjs,istrel/basisjs,smelukov/basisjs,fateevv/basisjs