d.barscale: previews already in the manual, cosmetics

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@57736 15284696-431f-4ddb-bdfa-cd5b030d7da7

display/d.barscale/d.barscale.html

@@ -2,11 +2,11 @@
  
 <em>d.barscale</em> displays a barscale on the graphics monitor at the
 given screen coordinates. If no coordinates are given it will draw the
-barscale in the bottom left of the display. It can draw the scale in a
-number of styles (see the
- <a href="http://grasswiki.osgeo.org/wiki/Cartography#Display_monitors">wiki
-page</a> for details).
+barscale in the bottom left of the display.
 
+<p>
+The barscale can drawn in a number of styles (see <b>style</b>
+parameter for their previews).
 
 <h2>NOTE</h2>