bts-link git commit to 'master'

[Sandro Tosi]

 rrd/graph_rrd.py | 38 +++++++++++++++++++++++++++++++++++---
 1 file changed, 35 insertions(+), 3 deletions(-)

New commits:
commit 4128833f531b5fd2f04ff5df7026e62253e3ccf2
Author: Sandro Tosi <morph at debian.org>
Date:   Wed Dec 23 03:53:35 2015 +0000

    generate an overview of the last year executions