how-to-release: add update-readme step

ilg-ul · ilg-ul · commit ad544d8a0d1d · 2016-11-28T15:11:52.000+02:00
diff --git a/pages/develop/how-to-release.md b/pages/develop/how-to-release.md
@@ -43,6 +43,12 @@ With Eclipse,
 
 - edit the `micro-os-plus-iii.git/xpack.json` and update the release number.
 
+With Terminal, in project folder, update README.
+
+```
+$ xcdl update-readme
+```
+
 ## Run doxygen
 
 With Eclipse,
