Revert "Disable foundation responsive"

This reverts commit 161d85c4b1c0085e2ffe5c971db6ce393a39a35a.
Remove author tag from application layout
Enable responsive for the topbar
Make topbar not fixed on mobile
Improve mobile ux for footer
Refacotr topbar styles and html

It also makes the header fully responsive
Hide popular tags section in small screens
Make the project video responsive
Extract author section in the project page to a partial
Add generic style .no-padding-for-small
Limit projects in discover page by 3 in small screens
Skip limit of discovered projects when searching in small screens
Improve project page for mobile
Disable zoom for iOS when clicking on inputs, seletcs and textareas
Fix footer newsletter input size on iOS
Improve mobile for start and match create page
Hide match aside and create button on mobile
Move edit project button on mobile
Hide joyride on projects/new for mobile and tablets
Make adjustments on neighbors tab for mobile