fixes iPhone issue where youtube video infinitely loads
Fix vertical tabs on mobile.
fix documentation typo
Merge branch 'master' of github.com:zurb/foundation
update alert box examples
Remove active state as it causes a double flash on android and ios devices in topbar.
Merge branch 'master' of github.com:zurb/foundation
Fix version in js, fix typo in kitchen sink.
allow customation of check mark color
Merge remote-tracking branch 'upstream/master' into stylus
sync stylus after sync 1419ba0f5c18200643beab4c8e40b9a5c129225e