[chronojump] Better versions explanation on howto

[Xavier de Blas <xaviblas src gnome org>]

commit f70c97441d7ef8608a0df1d8813e35f21704d306
Author: Xavier de Blas <xaviblas gmail com>
Date:   Fri May 18 09:39:00 2018 +0200

    Better versions explanation on howto

 howto_new_version.txt |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/howto_new_version.txt b/howto_new_version.txt
index 7c5aa31..1297e3e 100644
--- a/howto_new_version.txt
+++ b/howto_new_version.txt
@@ -146,7 +146,13 @@ ssh to chronojump server
 su
 vi /etc/chronojump.conf
 
-Update: chronojump_stable_version (4 numbers, eg. 1.4.9.0)
+Change: chronojump_stable_version (4 numbers, eg. 1.4.9.0)
+
+example for major version:
+chronojump_stable_version=1.8.1
+
+example for minor version:
+chronojump_stable_version=1.8.1-37-g2e4a586
 
 /etc/init.d/gunicorn restart
 verify: