Add new spacing helpers

sass/components/_all.sass

@@ -4,7 +4,6 @@
 @import "card.sass"
 @import "dropdown.sass"
 @import "level.sass"
-@import "list.sass"
 @import "media.sass"
 @import "menu.sass"
 @import "message.sass"

sass/components/list.sass

@@ -1,39 +1 @@
-$list-background-color: $scheme-main !default
-$list-shadow: 0 2px 3px rgba($scheme-invert, 0.1), 0 0 0 1px rgba($scheme-invert, 0.1) !default
-$list-radius: $radius !default
-
-$list-item-border: 1px solid $border !default
-$list-item-color: $text !default
-$list-item-active-background-color: $link !default
-$list-item-active-color: $link-invert !default
-$list-item-hover-background-color: $background !default
-
-.list
-  @extend %block
-  background-color: $list-background-color
-  border-radius: $list-radius
-  box-shadow: $list-shadow
-  // &.is-hoverable > .list-item:hover:not(.is-active)
-  //   background-color: $list-item-hover-background-color
-  //   cursor: pointer
-
-.list-item
-  display: block
-  padding: 0.5em 1em
-  &:not(a)
-    color: $list-item-color
-  &:first-child
-    border-top-left-radius: $list-radius
-    border-top-right-radius: $list-radius
-  &:last-child
-    border-bottom-left-radius: $list-radius
-    border-bottom-right-radius: $list-radius
-  &:not(:last-child)
-    border-bottom: $list-item-border
-  &.is-active
-    background-color: $list-item-active-background-color
-    color: $list-item-active-color
-
-a.list-item
-  background-color: $list-item-hover-background-color
-  cursor: pointer
+@warn "The list.sass file is DEPRECATED. Please use  sass/components/panel instead."