Site updates

As of today I have added the following new features.

- Images are now stored in the database rather than as files.
- added an unsubscribe feature, so users can unsubscribe from the mailing list
-- Sends email from clayton@claytonjkucera.com with the users personal link to unsubscribe
- Edited pages to reflect the images now in database
- Admin can now choose which image/screenshot to use for shared links when the url is shared on social media.
- Other backend enhancements.