docs: function(required, done) {
          if (arguments.length < 1 || required) {
            grunt.log.writeln('\nnpm install...');
            // Run npm install in project's directory
            grunt.util.spawn({cmd: 'npm', args: ['install'],
                              opts: {cwd: init.destpath, stdio: 'inherit'}},
                function(error, result, code) {
                  if (done) {
                    done();
                  }
                });
          } else if (done) {
            done();
          }
        }