Doc: Move module reference to a subdirectory

As more non-reference documentation is added, it becomes convenient to
create a new namespace for the API docs, so it's not lost between others.

Not included: redirects from old to new names on the hosted documentation
(this will be handled in Read the Docs configuration).

Doc/index.rst

@@ -2,36 +2,15 @@
 python-ldap Documentation
 ##########################
 
-.. topic:: Abstract
-
-   This document describes the package python-ldap with its various modules.
-
-   Depending on what you want to do this manual assumes basic to expert
-   knowledge about the Python language and the LDAP standard (LDAPv3).
-
-
 ********
 Contents
 ********
 
 .. toctree::
-   :maxdepth: 3
+   :maxdepth: 2
 
    installing.rst
-   ldap.rst
-   ldap-async.rst
-   ldap-controls.rst
-   ldap-dn.rst
-   ldap-extop.rst
-   ldap-filter.rst
-   ldap-modlist.rst
-   ldap-resiter.rst
-   ldap-schema.rst
-   ldap-syncrepl.rst
-   ldap-sasl.rst
-   ldif.rst
-   ldapurl.rst
-   slapdtest.rst
+   reference/index.rst
 
 
 

Doc/reference/index.rst

@@ -0,0 +1,26 @@
+python-ldap Reference Documentation
+===================================
+
+This document describes the package python-ldap with its various modules.
+
+Depending on what you want to do this manual assumes basic to expert
+knowledge about the Python language and the LDAP standard (LDAPv3).
+
+
+.. toctree::
+   :maxdepth: 3
+
+   ldap.rst
+   ldap-async.rst
+   ldap-controls.rst
+   ldap-dn.rst
+   ldap-extop.rst
+   ldap-filter.rst
+   ldap-modlist.rst
+   ldap-resiter.rst
+   ldap-schema.rst
+   ldap-syncrepl.rst
+   ldap-sasl.rst
+   ldif.rst
+   ldapurl.rst
+   slapdtest.rst