fix modules and 2.6 compatibility
diff --git a/requirements.txt b/requirements.txt
index 79fc98c..680a364 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,21 +1,18 @@
 decorator
 futures
-GChartWrapper==0.8
-iso8601==0.1.10
 netaddr
-oktest
-paramiko==1.15.2
+paramiko
 petname
 prest
-prettytable==0.7.2
-pyOpenSSL==0.14
-python-cinderclient
-python-glanceclient
-python-keystoneclient
+prettytable
+
+pyOpenSSL
 python-novaclient
+python-cinderclient
+python-keystoneclient
+
 PyYAML
 requests
 simplejson
-texttable
 sshtunnel
-faulthandler
+texttable