Fix incorrect css property, attached label segment coupling

src/definitions/elements/label.less

@@ -1,4 +1,4 @@
-/*
+]/*
  * # Semantic - Label
  * http://github.com/semantic-org/semantic-ui/
  *
@@ -117,17 +117,17 @@ a.ui.label {
 /* Remove border radius on attached segment */
 .ui.attached.segment > .ui.top.left.attached.label,
 .ui.bottom.attached.segment > .ui.top.left.attached.label  {
-  border-radius-top-left: 0;
+  border-top-left-radius: 0;
 }
 .ui.attached.segment > .ui.top.right.attached.label,
 .ui.bottom.attached.segment > .ui.top.right.attached.label  {
-  border-radius-top-right: 0;
+  border-top-right-radius: 0;
 }
 .ui.top.attached.segment > .ui.bottom.left.attached.label  {
-  border-radius-bottom-left: 0;
+  border-bottom-left-radius: 0;
 }
 .ui.top.attached.segment > .ui.bottom.right.attached.label  {
-  border-radius-bottom-right: 0;
+  border-bottom-right-radius: 0;
 }
 
 /* Padding on next content after a label */