Finished default tabs style.

Carousel style refactored.
no-js styles moved to end in order to work.
Active class was being added to the wrong element (it has to be on the
li in order for the cursor to behave properly).
Build: Bump grunt-saucelabs to 4.1.2
Build: Bump grunt-sass to 0.8.0
Build: Bump grunt-autoprefixer to 0.4.0
Build: Bump grunt-contrib-cssmin to 0.7.0
Merge pull request #3545 from nschonni/v4-bump-devdeps

V4 bump devdeps
Menu: Fixed clicking non-submenu menu items and hovering away from a menu item onto another part of the menu bar
Merge pull request #3520 from schindld/v4-tabs

Finished default tabs style.
Merge pull request #3546 from pjackson28/fixmenuhover

Menu: Fixed clicking non-submenu menu items and hovering away from a menu item onto another part of the menu bar