Badges - Shields

Easily add shields.io badges into the footer.

LibDoc allows to display shields badges into the footer. You can add badges into the config.yml.

`shields.`	Type	Default	Description
`shields`	Array	empty	Array of shields containing image URL and link URL
`shields[n].image_html`	string		The HTML of the badge image
`shields[n].link_url`	string		The link’s destination URL

Example of shields configuration part.

shields:
    -   image_html: <img alt="GitHub Repo stars" src="https://img.shields.io/github/stars/olivier3lanc/Jekyll-LibDoc?logo=github&style=flat-square">
        link_url: https://github.com/olivier3lanc/Jekyll-LibDoc
    -   image_html: <img alt="GitHub Repo stars" src="https://img.shields.io/github/stars/olivier3lanc/Jekyll-LibDoc?logo=github&style=flat-square">
        link_url: https://github.com/olivier3lanc/Jekyll-LibDoc