Removes .env file (no longer in use).
Adjusts spacing between header footer and container.
:link_url text field is 100% width of parent element.
Adjusts colors and a:hover decoration used from bootstrap.css
Changes button color on post#index and post#new.
Set viewport tag for responsiveness on all the devices.
Post.title is now an H2.
Adds article separator with custom CSS classes.
Merge branch 'redesign' into stage