Fix colors not displaying on hovered active a elements (Closes #7)

- It'd turn things white, now it turns black

masonstrap/bootswatch.less

@@ -413,6 +413,11 @@ input[type="checkbox"] {
       padding: 12px 15px;
       color: black;
     }
+
+    .active > a,
+    .active > a:hover {
+      color: black;
+    }
   }
 
   &-header {