migrated secop_psi drivers to new syntax

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

Change-Id: Ie3ceee3dbd0a9284b47b1d5b5dbe262eebe8f283

secop/iohandler.py

@@ -54,8 +54,8 @@ method has to be called explicitly int the write_<parameter> method, if needed.
 """
 import re
 
-from secop.metaclass import Done
 from secop.errors import ProgrammingError
+from secop.modules import Done
 
 
 class CmdParser:
@@ -202,13 +202,19 @@ class IOHandler(IOHandlerBase):
     :param replyfmt:  the format for reading the reply with some scanf like behaviour
     :param changecmd: the first part of the change command (without values), may be
                          omitted if no write happens
-
-   """
+    """
     CMDARGS = []  #: list of properties or parameters to be used for building some of the the query and change commands
     CMDSEPARATOR = None  #: if not None, it is possible to join a command and a query with the given separator
 
     def __init__(self, group, querycmd, replyfmt, changecmd=None):
-        """initialize the IO handler"""
+        """initialize the IO handler
+
+        group:     the handler group (used for analyze_<group> and change_<group>)
+        querycmd:  the command for a query, may contain named formats for cmdargs
+        replyfmt:  the format for reading the reply with some scanf like behaviour
+        changecmd: the first part of the change command (without values), may be
+                   omitted if no write happens
+        """
         self.group = group
         self.parameters = set()
         self._module_class = None