-background to -bg on labels vars

less/labels.less

@@ -31,16 +31,16 @@ a.label {
 // Only give background-color difference to links (and to simplify, we don't qualifty with `a` but [href] attribute)
 .label {
   // Danger (red)
-  &-danger            { background-color: @label-danger-background; }
-  &-danger[href]      { background-color: darken(@label-danger-background, 10%); }
+  &-danger            { background-color: @label-danger-bg; }
+  &-danger[href]      { background-color: darken(@label-danger-bg, 10%); }
   // Warnings (orange)
-  &-warning           { background-color: @label-warning-background; }
-  &-warning[href]     { background-color: darken(@label-warning-background, 10%); }
+  &-warning           { background-color: @label-warning-bg; }
+  &-warning[href]     { background-color: darken(@label-warning-bg, 10%); }
   // Success (green)
-  &-success           { background-color: @label-success-background; }
-  &-success[href]     { background-color: darken(@label-success-background, 10%); }
+  &-success           { background-color: @label-success-bg; }
+  &-success[href]     { background-color: darken(@label-success-bg, 10%); }
   // Info (turquoise)
-  &-info              { background-color: @label-info-background; }
-  &-info[href]        { background-color: darken(@label-info-background, 10%); }
+  &-info              { background-color: @label-info-bg; }
+  &-info[href]        { background-color: darken(@label-info-bg, 10%); }
 }
 

less/variables.less

@@ -274,10 +274,10 @@
 
 // Labels
 // -------------------------
-@label-success-background:    @brand-success;
-@label-info-background:       @brand-info;
-@label-warning-background:    @brand-warning;
-@label-danger-background:     @brand-danger;
+@label-success-bg:            @brand-success;
+@label-info-bg:               @brand-info;
+@label-warning-bg:            @brand-warning;
+@label-danger-bg:             @brand-danger;
 
 
 // Modals