d.rast: added figure to examples, thanks to Jerry Huang and Google Code-in

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@71947 15284696-431f-4ddb-bdfa-cd5b030d7da7

display/d.rast/d.rast.html

@@ -9,18 +9,33 @@ Display raster map "elevation":
 <div class="code"><pre>
 d.rast map=elevation
 </pre></div>
+<div align="center" style="margin: 10px">
+<img src="d_rast_elevation.png" alt="d.rast elevation" border="0">
+<br>
+<i>Figure: elevation raster map visualization</i>
+</div>
 
-Display raster map &quot;elevation&quot; but only values between 75 and 80:
+Display raster map &quot;elevation&quot; but only values between 75 and 80 meters:
 
 <div class="code"><pre>
 d.rast map=elevation values=75-80
 </pre></div>
+<div align="center" style="margin: 10px">
+<img src="d_rast_elevation_values.png" alt="d.rast elevation with values" border="0">
+<br>
+<i>Figure: elevation raster map showing values between 75 and 80</i>
+</div>
 
 Display raster map &quot;landuse96_28m&quot; but only categories 1 and 2:
 
 <div class="code"><pre>
 d.rast landuse96_28m values=1,2
 </pre></div>
+<div align="center" style="margin: 10px">
+<img src="d_rast_landuse.png" alt="d.rast landuse" border="0">
+<br>
+<i>Figure: landuse raster map showing categories 1 and 2</i>
+</div>
 
 <h2>SEE ALSO</h2>