Readme enhancements

ToC and README have been improved.

Change-Id: Id136eb1c2690e25c39c51a8fca1e631fb25835ae
Signed-off-by: Andrea Visnyei <andrea.visnyei@nokia.com>

README.rst

@@ -1,5 +1,5 @@
 =====
-fenix
+Fenix
 =====
 
 OpenStack host maintenance and upgrade in interaction with application
@@ -24,11 +24,8 @@ infrastructure components can have this information. Special case for this
 would also be telling about adding or removing a host.
 
 * Free software: Apache license
-* Documentation: https://wiki.openstack.org/wiki/Fenix
+* Documentation: https://fenix.readthedocs.io/en/latest/index.html
+* Developer Documentation: https://wiki.openstack.org/wiki/Fenix
 * Source: https://opendev.org/x/fenix
 * Bug tracking and Blueprints: https://storyboard.openstack.org/#!/project/x/fenix
 * How to contribute: https://docs.openstack.org/infra/manual/developers.html
-
---------
-
-* TODO

doc/source/index.rst

@@ -12,7 +12,7 @@ Contents:
 .. toctree::
    :maxdepth: 2
 
-   readme
+   Fenix Overview <readme>
    install/index
    library/index
    contributor/index