The following optional attributes can also be included in the shortcode
* <code>target=</code>
+ <code>'view'</code> (default) the url used will be the <em>view</em> URL (<code>/blob/</code>).
+ <code>'edit'</code> the url used will be the <em>edit</em> URL (<code>/edit/</code>).
* <code>type=</code>
+ <code>'link'</code> (default) an anchor tag (<code><a></code>) with href set to the requested URL will be inserted.
+ <code>'url'</code> the the bare requested URL will be inserted.
* <code>text=</code>
+ <code>''</code> (default) link text (where <code>type='link'</code>, ignored otherwise) will be set to 'View this post on GitHub'.
+ <code>'text'</code> link text (where <code>type='link'</code>, ignored otherwise) will be set to 'text' (the supplied text).