Move the import to the spot where we really need it. This
speeds up the command line invocation (non-daemon) a bit.
Closes-Bug: #1440744
Change-Id: I401c290e0b61912b5dce106d3fdda91795a8cb12
Move the public API out of oslo.rootwrap to oslo_rootwrap. Retain
the ability to import from the old namespace package for backwards
compatibility for this release cycle.
bp/drop-namespace-packages
Change-Id: Ifed1a99e5ea6d999760731867c4294707698d41c