Revamp config parsing and imports

Brings sanity to the passing of the config variable around the various
submodules for use in the ZKConnection decorator.

api-daemon/pvcapid/provisioner.py

@@ -24,7 +24,7 @@ import psycopg2
 import psycopg2.extras
 import re
 
-from distutils.util import strtobool as dustrtobool
+from pvcapid.Daemon import config, strtobool
 
 import daemon_lib.common as pvc_common
 import daemon_lib.node as pvc_node
@@ -36,19 +36,6 @@ import pvcapid.libvirt_schema as libvirt_schema
 
 from pvcapid.ova import list_ova
 
-config = None  # Set in this namespace by flaskapi
-
-
-def strtobool(stringv):
-    if stringv is None:
-        return False
-    if isinstance(stringv, bool):
-        return bool(stringv)
-    try:
-        return bool(dustrtobool(stringv))
-    except Exception:
-        return False
-
 
 #
 # Exceptions (used by Celery tasks)