TOC: fix   tag, change _ to - in href names

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@59832 15284696-431f-4ddb-bdfa-cd5b030d7da7

tools/mkhtml.py

@@ -120,8 +120,10 @@ def create_toc(src_data):
 def escape_href(label):
     # remove html tags
     label = re.sub('<[^<]+?>', '', label)
+    # fix &nbsp;
+    label = label.replace('&nbsp;', '')
     # replace space with underscore + lower
-    return label.replace(' ', '_').lower()
+    return label.replace(' ', '-').lower()
 
 def write_toc(data):
     if not data: