tempest py26 setup
Simplifying the steps between devstack install and tempest run, by
* installing tox<1.7, bacuse 1.7 is not compatible with our tox.ini
* installing and patching 'discover' when the python version is 2.6
Change-Id: I8008837d2fae6cebeeeb051b63066279ca477e01
diff --git a/files/patches/unittest2-discover.patch b/files/patches/unittest2-discover.patch
new file mode 100644
index 0000000..347300d
--- /dev/null
+++ b/files/patches/unittest2-discover.patch
@@ -0,0 +1,16 @@
+diff -r b2efb7df637b discover.py
+--- a/discover.py Thu Mar 24 00:31:02 2011 -0400
++++ b/discover.py Thu Nov 28 12:02:19 2013 +0000
+@@ -82,7 +82,11 @@
+ """
+ testMethodPrefix = 'test'
+ sortTestMethodsUsing = cmp
+- suiteClass = unittest.TestSuite
++ try:
++ import unittest2
++ suiteClass = unittest2.TestSuite
++ except ImportError:
++ suiteClass = unittest.TestSuite
+ _top_level_dir = None
+
+ def loadTestsFromTestCase(self, testCaseClass):