graduate oslo-apiclient

Work items:
Create Launchpad project: TODO
Create Launchpad bug tracker: TODO
Create Launchpad blueprint tracker: TODO
Change owner of Launchpad project: TODO
Give openstackci Owner permissions on PyPI: TODO
Create Initial Repository: TODO
Update MAINTAINERS in incubator with status and name: TODO
Remove Oslo logging calls in incubator: TODO
Fix the output of graduate.sh: TODO
Sync tools from incubator: TODO
Publish git repo: TODO
Oslo team review new repository: TODO
openstack/governance reference/programs.yaml: TODO
openstack-infra/project-config - gerrit/projects.yaml: TODO
openstack-infra/project-config - gerrit/acls/openstack/project-name.config: TODO
openstack-infra/project-config - jenkins/jobs/projects.yaml: TODO
openstack-infra/project-config - zuul/layout.yaml: TODO
openstack-infra/project-config - gerritbot/channels.yaml: TODO
Update Gerrit Groups and ACLs: TODO
openstack-infra/devstack-gate - devstack-vm-gate-wrap.sh: TODO
openstack/requirements projects.txt: TODO
Update list of libraries on Oslo wiki page: TODO
Make the library do something: TODO
Update the README.rst: TODO
Tag a release: TODO
Remove graduated code from oslo-incubator: TODO
Update oslo-incubator/update.py to not rewrite references to the library: TODO
openstack/requirements - global-requirements.txt: TODO
Document Migration Process: TODO
openstack-dev/devstack - lib/oslo: TODO
openstack-dev/devstack - stackrc: TODO
Update project list on docs.openstack.org: TODO