Closes #15 

Closes #15 

* re-works scraper to to change fire slug to fire name only
* adds county slug to save function in scraper
* adds migration to repo
* renames county slug admin title
* exposes county slug in the admin
* reworks if not created function in scraper to rewrite fire_slug and county_slug
* updates v3 scraper working file with latest version
* fixes issue with sharing url on index.html
* fixes issue with sharing url on detail.html and standardizes display …