Added Releases Notes hint in README and

linke to appropriate releases.

Author: khmarbaise

README.md

@@ -6,3 +6,10 @@ Plexus-archiver
 [![Build Status](https://travis-ci.org/codehaus-plexus/plexus-archiver.svg?branch=master)](https://travis-ci.org/codehaus-plexus/plexus-archiver)
 
 The current master is now at https://github.com/codehaus-plexus/plexus-archiver
+
+## Release Notes
+
+You can find details about the different releases in the [Release Notes](https://github.com/codehaus-plexus/plexus-archiver/blob/master/ReleaseNotes.md).
+
+ * [Release 3.1.1](https://github.com/codehaus-plexus/plexus-archiver/blob/master/ReleaseNotes.md#release-311).
+

ReleaseNotes.md

@@ -5,9 +5,10 @@ Since archiver depends on a given version of IO this list is cumulative,
 any version includes *all* changes below.
 
 
-Plexus Archiver - 3.1.1
----------
+## Release 3.1.1
+
  * Fixed #28 which checks for null preventing NPE.
+ * Pull Request #26 - Improvement from Plamen Totev.
 
 Plexus Components - Version plexus-io-2.6.1
 -----