function createConfigFolder(done) {
    var dir = './src/config';
    
    if (!fs.existsSync(dir)){
        fs.mkdirSync(dir);
        done();
    }
}
//function for creating config folder into ./src
function for creating config folder into ./src
function for creating config folder into . / src
function createConfigFolder(done) {
    var dir = './src/config';
    if (!fs.existsSync(dir)){
        fs.mkdirSync(dir);
        done();
    }
}
function createConfigFolder ( done ) { var dir = './src/config' ; if ( ! fs . existsSync ( dir ) ) { fs . mkdirSync ( dir ) ; done ( ) ; } }
function for creating config folder into ./src
function for creating config folder into . / src