Update Changelog for v0.18rc3

Changelog

@@ -6,7 +6,32 @@ Unified Changelog file for Synnefo versions >= 0.13
 Since v0.13 most of the Synnefo components have been merged into a single
 repository and have aligned versions.
 
-.. _Changelog-0.18rc1:
+.. _Changelog-0.18:
+
+v0.18rc3
+========
+
+Released: UNRELEASED
+
+Cyclades
+--------
+
+* Fix minor logging issues
+
+Astakos
+-------
+
+* Add option to control weather to send e-mail to the user when suspending them
+
+v0.18rc2
+========
+
+Released: UNRELEASED
+
+Documentation
+-------------
+
+* Reword Administrator's guide
 
 v0.18rc1
 ========

NEWS

@@ -5,7 +5,7 @@ Unified NEWS file for Synnefo versions >= 0.13
 
 Since v0.13 all Synnefo components have been merged into a single repository.
 
-.. _NEWS-0.18rc1:
+.. _NEWS-0.18:
 
 v0.18rc1
 ========

docs/admin-guide.rst

@@ -3086,7 +3086,7 @@ Changelog, NEWS
 ===============
 
 
-* v0.18rc1 :ref:`Changelog <Changelog-0.18rc1>`, :ref:`NEWS <NEWS-0.18rc1>`
+* v0.18 :ref:`Changelog <Changelog-0.18>`, :ref:`NEWS <NEWS-0.18>`
 * v0.17 :ref:`Changelog <Changelog-0.17>`, :ref:`NEWS <NEWS-0.17>`
 * v0.16.2 :ref:`Changelog <Changelog-0.16.2>`, :ref:`NEWS <NEWS-0.16.2>`
 * v0.16.1 :ref:`Changelog <Changelog-0.16.1>`, :ref:`NEWS <NEWS-0.16.1>`