Changed default button color to btn--default to avoid overwrites
Removed !optional from default-styles, it was unnecessary
Added neg() function to turn numbers to it's respective negative values
Moved sprite mixin to mixins.scss and sprites class to helper-classes
Removed "desk-wide" media-query breakpoint
Added variable to enable/disable data-width="n" classes
Added breakpoint classes to hide ( .[breakpoint-name]-hide ) or show (.[breakpoint-name]-show) elements based on media-query
Disabled base .form class
Removed unnecessary nesting in slider css
Fixed links in navs to have always "inline-block"