Updated the viewport tag to match live site

The old viewport tag was causing a website viewed on iPhone to be too skinny.
box-sizing:border-box to all :before & :after elem

Add box-sizing:border-box to *:before and *:after
Update scss/foundation/mixins/_clearfix.scss

Added space to clearfix to improve compatibility with the Opera Browser.
Same as in HTML5Boilerplate: https://github.com/h5bp/html5-boilerplate/blob/master/css/main.css
Add -webkit-font-smoothing variable
Remove Top-bar background color conflicts for small screens
originalEvent might be undefined
Bump Joyride to versoin 2.0.2.
Add in foundation styles to joyride.
Add click to close support for accordion.
Remove deep linking hashes from tabs so that it works with JS applications that use hash urls.
Merge pull request #1084 from envex/patch-1

Updated the viewport tag to match live site
Merge pull request #1127 from mvrhov/patch-3

originalEvent might be undefined
fixes #1089
Merge branch 'master' of github.com:zurb/foundation into bugs
Merge pull request #1094 from edbond88/patch-1

box-sizing:border-box to all :before & :after elem
fixes #1095
Merge branch 'master' of github.com:zurb/foundation into bugs
Merge pull request #1107 from HansRue/patch-1

Update scss/foundation/mixins/_clearfix.scss
Merge pull request #1112 from zslabs/master

Add-in -webkit-font-smoothing variable
Fix vertical tabs navigation.