a lot of fixes, improve visualization speed, add c++ code
diff --git a/requirements.txt b/requirements.txt
index 004d52d..2162299 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,3 +15,12 @@
 python-cinderclient
 python-keystoneclient
 python-glanceclient
+oktest
+iso8601==0.1.10
+scipy
+numpy
+matplotlib
+psutil
+seaborn
+pytest
+