This Task broke watch stack

[whipsterCZ]

Please add some option for watching input file for change..
for example

Elixir.extend('urlAdjuster', function(input, options, output) {

    files.push({
        input: input,
        options: options,
        output: output
    });

    var stream;

    new Task('urlAdjuster', function() {
        files.forEach(function(toUrlAdjust) {
            stream = gulp.src(toUrlAdjust.input)
                         .pipe(urlAdjuster(toUrlAdjust.options))
                         .pipe(gulp.dest(toUrlAdjust.output));
        });

        return stream;
    }).watch(input);     //   THIS LINE ADD WATCHER


});