Add input "URL" (#3822)
Add input "URL" (#3822)

* Add input "URL"

Add input url for "og_image" setting

Signed-off-by: José <83de3378f48f2e04ffe01220080ffa1567c35b9e@gmail.com>

* Edit indenting 

Edit indenting for type URL

StealthWombat/SMF2.1-more-forkery,StealthWombat/SMF2.1-more-forkery