manual: fix broken links; HTML cosmetics

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@66522 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/i.pansharpen/i.pansharpen.html

@@ -204,7 +204,7 @@ i.colors.enhance r=lsat7_2002_ihs_red g=lsat7_2002_ihs_green b=lsat7_2002_ihs_bl
 <li>Neteler, M, D. Grasso, I. Michelazzi, L. Miori, S. Merler, and C.
    Furlanello (2005). An integrated toolbox for image registration, fusion and 
    classification. International Journal of Geoinformatics, 1(1):51-61
-   (<a href="http://www.grassbook.org/neteler/papers/neteler2005_IJG_051-061_draft.pdf">PDF</a>)
+   (<a href="http://www.grassbook.org/wp-content/uploads/neteler/papers/neteler2005_IJG_051-061_draft.pdf">PDF</a>)
 
 <li>Pohl, C, and J.L van Genderen (1998). Multisensor image fusion in remote 
     sensing: concepts, methods and application. Int. J. of Rem. Sens., 19, 823-854.

scripts/v.db.join/v.db.join.html

@@ -50,7 +50,7 @@ cat|onemap_pro|PERIMETER|GEOL250_|GEOL250_ID|GEO_NAME|SHAPE_area|SHAPE_len|geol_
 <h3>Soil map table join</h3>
 
 Joining the soil type explanations from table <em>soils_legend</em>
-into the Spearfish soils map (<a href="http://www.grassbook.org/examples_menu.php">download legend)</a>:
+into the Spearfish soils map (<a href="http://www.grassbook.org/code-examples/code-examples-1st-edition/">download legend</a>):
 
 <div class="code"><pre>
 g.copy vect=soils,mysoils

vector/v.net/v.net.html

@@ -145,23 +145,25 @@ GRASS GIS.
 
 <h2>EXAMPLES</h2>
 
-The examples are <a href="http://www.grassbook.org/data_menu3rd.php">North Carolina dataset</a> based.
+The examples are <a href="http://www.grassbook.org/datasets/datasets-3rd-edition/">North Carolina dataset</a> based.
 
-<p>Create nodes globally for all line ends and intersections:
+<h3>Create nodes globally for all line ends and intersections</h3>
 
 <div class="code"><pre>
 v.net input=streets_wake output=streets_node operation=nodes
 </pre></div>
 
-Merge in nodes from a separate map within given threshold:
+<h3>Merge in nodes from a separate map within given threshold</h3>
 
 <div class="code"><pre>
 v.net input=streets_wake points=firestations out=streets_net \
       operation=connect threshold=500
 </pre></div>
 
-For generating network for given vector point map is required input 
-file in format:
+<h3>Generating network for vector point map</h3>
+
+For generating network for given vector point map an input file in the
+following format is required:
 
 <div class="code"><pre>
 [category of edge] [category of start node] [category of end node]
@@ -176,6 +178,8 @@ v.net points=geodetic_swwake_pts output=geodetic_swwake_pts_net \
 > EOF
 </pre></div>
 
+<h3>Generating network with turntable for vector point map</h3>
+
 Following example generates a vector map with turntable:
 <div class="code"><pre>
 v.net operation=turntable in=railroads out=railroads_ttb