set version of matplotlib to 2.2.2 in requirments.txt.

JIRA issues assoicated with the https://jira.opnfv.org/browse/VSPERF-591?filter=-1# VSPERF-591

Extended description:
Latest version of matplotlib 3.0.0 dosn't support python 3.4. Creating error during build.

Change-Id: I05f14fb486a5b0090bf27c66de0d6e4c85652330
Signed-off-by: Bob Fubel <bfubel@redhat.com>

diff --git a/requirements.txt b/requirements.txt
index fdcff13..cb5a0d8 100644 (file)
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ pylint==1.8.2
 pyzmq==14.5.0
 distro
 stcrestclient
-matplotlib
+matplotlib==2.2.2
 numpy
 pycrypto
 tabulate