update document links to readthedocs.io

Signed-off-by: Hajime Tazaki <[email protected]>

Author: thehajime

doc/source/dce-subprojects.rst

@@ -19,7 +19,7 @@ For more detail document, see :doc:`dce-ccnx`.
 Quagga
 ======
 `Quagga <http://www.quagga.net/about.php>`_ is a routing software suite, providing implementations of OSPFv2, OSPFv3, RIP v1 and v2, RIPng and BGP-4 for Unix platforms, particularly FreeBSD, Linux, Solaris and NetBSD.
-`More information <../../manual-quagga/html/index.html>`_.
+`More information <http://ns-3-dce-quagga.readthedocs.io/en/latest/>`_.
 
 iperf
 =====
@@ -42,7 +42,7 @@ umip (Mobilt IPv6 daemon)
 =========================
 The `umip <http://umip.org>`_ (Usagi-Patched Mobile IPv6 stack) support on DCE enables the users to reuse routing protocol implementations of Mobile IPv6. UMIP now supports Mobile IPv6 (RFC3775), Network Mobility (RFC3963), Proxy Mobile Ipv6 (RFC5213), etc, and can be used these protocols implementation as models of network simulation. 
 
-For more information, see the latest support `document <../../manual-umip/html/index.html>`_.
+For more information, see the latest support `document <http://ns-3-dce-umip.readthedocs.io/en/latest/>`_.
 
 Linux kernel (from 2.6.36 to 3.14 version)
 ============================================

doc/source/dce-user-submodule.rst

@@ -5,7 +5,7 @@ Creating your protocol implementation as a DCE sub-module
 
 If your application has a configuration file to modify the behavior of applications, introducing a particular Helper class will be helpful to handle your application. In this section, we will give you an advanced way of using your application with DCE.
 
-Some of existing submodule are following this way. You can find `ns-3-dce-quagga <../../manual-quagga/html/index.html>`_ and `ns-3-dce-umip <../../manual-umip/html/index.html>`_ as examples to add sub-module.
+Some of existing submodule are following this way. You can find `ns-3-dce-quagga <http://ns-3-dce-quagga.readthedocs.io/en/latest>`_ and `ns-3-dce-umip <http://ns-3-dce-umip.readthedocs.io/en/latest>`_ as examples to add sub-module.
 
 Obtaining DCE sub-module template
 ---------------------------------