doc: Add "websupport" to usage guide

Signed-off-by: Stephen Finucane <stephen@that.guru>

doc/contents.rst

@@ -16,6 +16,7 @@ Sphinx documentation contents
    usage/extensions/index
    usage/advanced/intl
    usage/advanced/setuptools
+   usage/advanced/websupport/index
 
    intro
    man/index
@@ -23,7 +24,6 @@ Sphinx documentation contents
    templating
    latex
    extdev/index
-   websupport
 
    faq
    glossary

doc/usage/advanced/websupport/index.rst

@@ -10,7 +10,7 @@ web application.  To learn more read the :ref:`websupportquickstart`.
 
 .. toctree::
 
-   web/quickstart
+   quickstart
-   web/api
+   api
-   web/searchadapters
+   searchadapters
-   web/storagebackends
+   storagebackends