Add tempest ids for functional and scenario tests

This patch add tempest ids for all functional and scenario tests.
Also add check-uuid to tox tests.

Change-Id: I247d662b9695744a8dc7e8c7db00ed36478f3d61
diff --git a/tox.ini b/tox.ini
index ece89c6..7b8aeec 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,17 @@
            testr run {posargs}
 
 [testenv:pep8]
-commands = flake8
+setenv =
+    PYTHONPATH = .
+commands =
+    flake8
+    check-uuid --package heat_tempest_plugin
+
+[testenv:uuidgen]
+setenv =
+    PYTHONPATH = .
+commands =
+    check-uuid --fix --package heat_tempest_plugin
 
 [testenv:docs]
 deps = -r{toxinidir}/requirements.txt