title: Gulp with TypeDoc error
body: <p>I m trying to run the gulp task for TypeDoc but i m getting this errors for every ts file i have </p>
  
  <pre><code> Experimental support for decorators is a feature that is subject to change in a future release. Specify '--experimentalDecorators' to remove this warning
  </code></pre>
  
  <p>my gulp file :</p>
  
  <pre><code>var gulp = require('gulp');
  
  var typedoc = require("gulp-typedoc");
  gulp.task("typedoc", function() {
      return gulp
          .src(["src/**/*.ts"])
          .pipe(typedoc({
              module: "commonjs",
              target: "es5",
              out: "docs/",
              name: "My project title"
          }))
          ;
  });
  </code></pre>
  
  <p>Any idea why this is happening ?</p>