On http://gohugo.io/overview/quickstart/, explicitly state
that hugoThemes is to be cloned from within the working directory,
like it is stated on http://gohugo.io/themes/installing/.
Fixes #886
## Step 4. Install some themes
-Hugo has rich theme support and a growing set of themes to choose from:
+Hugo has rich theme support and a growing set of themes to choose from.
+To install all of the available Hugo themes, simply clone the entire **hugoThemes** repository from within your working directory:
```bash
$ git clone --recursive https://github.com/spf13/hugoThemes themes