migrated secop_psi drivers to new syntax

- includes all changes up to 'fix inheritance order' from git_mlz
  6a32ecf342

Change-Id: Ie3ceee3dbd0a9284b47b1d5b5dbe262eebe8f283

test/test_poller.py

@@ -23,9 +23,12 @@
 
 import time
 from collections import OrderedDict
+
 import pytest
+
 from secop.modules import Drivable
-from secop.poller import Poller, REGULAR, DYNAMIC, SLOW
+from secop.poller import DYNAMIC, REGULAR, SLOW, Poller
+
 Status = Drivable.Status
 
 class Time: