Updated openstack/openstack
Project: openstack/python-swiftclient  309437bb5255a2205337fb951fc3c6836cfdaabf

Do not create an empty directory 'pseudo/'

This is a fix-up for the commit 3d56b65c. The code change was good,
but the additional test had a side effect of creating an empty
directory "pseudo/". Fix this by mocking-out mkdirs().

Change-Id: Iead55e72d8a75d96bde0a7491aca12bbdcc269cf