check if on dev or prod server

- Added is_production condition based on SERVER_NAME
- load unminified modernizr and style.less if not on production

## Additional:
- Automatic population of the date for the copyright
Added reset.less to the structure

A custom, striped down reset css
Cleaned up style.less

- Deleted unneeded styling
- Added the missing mixins to mixins.less
- Regenerated style.css
Fixed the menus

Need to use theme_location instead of menu in wp_nav_menu()