readme: correct how assets setting works for minibundle block

README.md

@@ -256,11 +256,11 @@ The block contents must be in [YAML][YAML] syntax. The supported keys are:
 
 | Key | Value type | Value example | Default value | Description |
 | --- | --- | --- | --- | --- |
-| `source_dir` | string | - | `'_assets'` | The source directory of `assets`, relative to the site directory. |
+| `source_dir` | string | - | `'_assets'` | The source directory of `assets`, relative to the site directory. You can use period (`.`) to select the site directory itself. |
 | `destination_path` | string | - | `'assets/site'` | The destination path of the bundle file, without type extension, relative to Jekyll's site destination directory. If the value begins with `/` and `baseurl` is empty, `baseurl` will be set to `'/'` implicitly. |
 | `baseurl` | string | `'{{ site.baseurl }}/'` | `''` | If nonempty, the bundle destination URL inside `minibundle`'s rendered HTML element will be this value prepended to the destination path of the bundle file. Ignored if `destination_baseurl` is nonempty. |
 | `destination_baseurl` | string | `'{{ site.cdn_baseurl }}/'` | `''` | If nonempty, the bundle destination URL inside `minibundle`'s rendered HTML element will be this value prepended to the basename of the bundle destination path. See [Separating asset destination path from generated URL](#separating-asset-destination-path-from-generated-url) for more. |
-| `assets` | array of strings | `['dependency', 'app']` | `[]` | Array of the basenames of assets in `source_dir` directory, without type extension. These are the asset files to be bundled, in order, into one bundle destination file. |
+| `assets` | array of strings | `['deps/one', 'deps/two', 'app']` | `[]` | Array of assets relative to `source_dir` directory, without type extension. These are the asset files to be bundled, in order, into one bundle destination file. |
 | `attributes` | map of keys to string values | `{id: my-link, media: screen}` | `{}` | Custom HTML element attributes to be added to `minibundle`'s rendered HTML element. |
 
 ### Minifier command specification