Don't use oslo-incubator stuff

oslo-incubator was not used for oslo libaries any more.
So clean unuseful stuff.

Change-Id: I4d0d29a010063a065cf63164f13f6e913559f1e1

openstack-common.conf

@@ -1,6 +0,0 @@
-[DEFAULT]
-
-# The list of modules to copy from oslo-incubator.git
-
-# The base module to hold the copy of openstack.common
-base=brick

os_brick/local_dev/lvm.py

@@ -54,7 +54,8 @@ class LVM(executor.Executor):
                           and we want to create it
         :param physical_volumes: List of PVs to build VG on
         :param lvm_type: VG and Volume type (default, or thin)
-        :param executor: Execute method to use, None uses common/processutils
+        :param executor: Execute method to use, None uses
+                         oslo_concurrency.processutils
 
         """
         super(LVM, self).__init__(execute=executor, root_helper=root_helper)

tox.ini

@@ -63,7 +63,7 @@ commands = sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasen
 show-source = True
 ignore = E123,E125,E251,E265,H302,H402,H405,H803,H904
 builtins = _
-exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build
+exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build
 max-complexity=30
 
 [hacking]