doc: move update instruction into template

The documentation added in 7fecc48 ("doc: add quickstart and
installation") and 6a9758b ("doc: update installation doc")
should have been added to the template.

Signed-off-by: Daniel Wagner <[email protected]>

Author: dwsuse

doc/index.rst.in

@@ -1,19 +1,18 @@
 Welcome to libnvme's documentation!
 ===================================
 
+This is the libnvme development C library. libnvme provides type definitions for
+NVMe specification structures, enumerations, and bit fields,
+helper functions to construct, dispatch, and decode commands and payloads,
+and utilities to connect, scan, and manage nvme devices on a Linux system.
+
 .. toctree::
    :maxdepth: 2
    :caption: Contents:
 
-.. include::   rst/types.rst
-.. include::   rst/ioctl.rst
-.. include::   rst/fabrics.rst
-.. include::   rst/linux.rst
-.. include::   rst/tree.rst
-.. include::   rst/filters.rst
-.. include::   rst/util.rst
-.. include::   rst/log.rst
-
+   installation.rst
+   quickstart.rst
+   api.rst
 
 Indices and tables
 ==================

doc/installation.rst.in

@@ -1,19 +1,47 @@
 Installation
 ============
 
+Debian / Ubuntu:
+--------------
+
+.. code-block:: sh
+
+    $ apt-get install libnvme
+
+Fedora / Red Hat:
+--------------
+
+.. code-block:: sh
+
+    $ dnf install libnvme
+
 Python Version
 --------------
 
-tbd
+The latest Python 3 version is always recommended, since it has all the latest bells and
+whistles. libnvme supports Python 3.6 and above.
 
 Dependencies
 ------------
 
-tbd
+libnvme only uses packages from the standard library,
+so no additional dependencies will be installed when installing libnvme.
 
-Install libnvme
+Install libnvme python
 -------------
 
+Debian / Ubuntu:
+
+.. code-block:: sh
+
+    $ apt-get install python3-libnvme
+
+Fedora / Red Hat:
+
+.. code-block:: sh
+
+    $ dnf install python3-libnvme
+
 libnvme is available on `PyPI`_, and can be installed using pip. The version on PyPI is
 always the latest stable release.