Remove obsolete parts

Change-Id: I6794afc88f863ace988d2953bbd83bf277f4eb41

docs/ChronoChat.rst

@@ -1,14 +0,0 @@
-ChronoChat - A Serverless Chat Application in NDN
-=================================================
-
-ChatRoom
---------
-
-The sync prefix of a chatroom is defined as: ``/ndn/broadcast/ChronoChat/[chatroom]``.
-
-
-..
-   Invitation
-   ----------
-
-   Every application listen to a invitation prefix: ``/<routing_hint>/<user_prefix>/CHRONOCHAT-INVITATION``

docs/FAQ.rst

@@ -1,2 +0,0 @@
-FAQ
-===

docs/index.rst

@@ -1,32 +1,14 @@
 ChronoSync - A synchronization Protocol in NDN
 ==============================================
 
-..
-   NFD is a network forwarder that implements and evolves together with the Named Data
-   Networking (NDN) `protocol <http://named-data.net/doc/ndn-tlv/>`__. After the initial
-   release, NFD will become a core component of the `NDN Platform
-   <http://named-data.net/codebase/platform/>`__ and will follow the same release cycle.
-
-ChronoSync Documentation
-------------------------
-
 .. toctree::
    :hidden:
    :maxdepth: 3
 
    DesignDoc
-   FAQ
-   ChronoChat
-
-..
-   INSTALL
 
 * :doc:`DesignDoc`
 
-* :doc:`FAQ`
-
-* :doc:`ChronoChat`
-
 **Additional documentation**
 
 * `API documentation (doxygen) <doxygen/annotated.html>`_
@@ -39,8 +21,6 @@ Downloading
 License
 -------
 
-..
-   NFD is an open and free software package licensed under GPL 3.0 license and is the
-   centerpiece of our committement to making NDN's core technology open and free to all
-   Internet users and developers. For more information about the licensing details and
-   limitation, refer to `COPYING.md <https://github.com/named-data/NFD/blob/master/COPYING.md>`_.
+ChronoSync is free software: you can redistribute it and/or modify it under the terms
+of the GNU General Public License as published by the Free Software Foundation, either
+version 3 of the License, or (at your option) any later version.