Adds URL correct formatting
Adds URL correct formatting

Adds correct formatting of URLS in example, and note about usage of trailing slash.
jekyll/jekyll-redirect-from,jekyll/jekyll-redirect-from,pathawks/jekyll-redirect-from,rowrz/jekyll-redirect-from,jekyll/jekyll-redirect-from,rowrz/jekyll-redirect-from,pathawks/jekyll-redirect-from