Doc: release note and ref fix (#470)

Doc fix for reference

Signed-off-by: Peter Sabaini <peter.sabaini@canonical.com>

docs/reference/index.rst

@@ -13,6 +13,11 @@ MicroCeph has a command line interface that can be used to manage a client and t
 Each command is documented separately, or use the help argument from the command line to learn more about the commands while working with MicroCeph,
 with ``microceph help``.
 
+.. toctree::
+   :maxdepth: 1
+
+   commands/index
+
 
 Release Notes
 -------------
@@ -22,5 +27,4 @@ The release notes section provides details on major MicroCeph releases.
 .. toctree::
    :maxdepth: 1
 
-   commands/index
    release-notes

docs/reference/release-notes.rst

@@ -1,6 +1,11 @@
 Overview
 ========
 
+The following provides details on major MicroCeph releases, beginning with the MicroCeph squid release.
+
+MicroCeph Squid
+===============
+
 The Ceph team is happy to announce the release of MicroCeph 19.2.0
 (squid). This is the first stable release in the Squid series of
 releases.
@@ -9,7 +14,7 @@ The MicroCeph squid release can be installed from the squid/stable
 track.
 
 Highlights
-==========
+----------
 
 -  Uses Ceph 19.2.0 (squid)
 -  Support for RBD remote replication
@@ -20,14 +25,14 @@ Highlights
 -  Various fixes and documentation improvements
 
 Known Issues
-============
+------------
 
 iSCSI users are advised that the upstream developers of Ceph encountered
 a bug during an upgrade from Ceph 19.1.1 to Ceph 19.2.0. Read Tracker
 Issue 68215 before attempting an upgrade to 19.2.0.
 
 List of pull requests
-=====================
+---------------------
 
 - `#467 <https://github.com/canonical/microceph/pull/467>`__: Fix: increase timings for osd release
 - `#466 <https://github.com/canonical/microceph/pull/466>`__: Adjust ‘verify_health’ iterations