improve less formating - part 2 (template area and base modules)

- remove @author from comments
- adjust the spacing

css/area_nav-breadcrumb.less

@@ -1,10 +1,7 @@
 /**
  * This file provides the design styles for the breadcrumb
- *
- * @author Jana Deutschlaender <deutschlaender@cosmocode.de>
  */
 
-
 .breadcrumbs {
     position: relative;
     min-height: @page-header_height;