added release notes

Author: KrisThielemans

documentation/release_6.3.htm

@@ -125,6 +125,15 @@ <h4>C++ tests</h4>
 
 <h4>recon_test_pack</h4>
 
+<h3>Changes to examples</h3>
+<uk>
+  <li>
+    Python example <code>plot_sinogram_profiles.py</code> has been renamed to <code>plot_projdata_profiles.py</code>
+    and generalised to work with TOF dimensions etc. A small <code>pytest</code> has been added as well.
+    <a href=https://github.com/UCL/STIR/pull/1370>PR #1370</a>
+  </li>
+</ul>
+
 </body>
 
 </html>