Updated openstack/openstack
Project: openstack/ceilometer  9149861ea1b2a2abc200e79ab23d5e1fca5af752
null
Add documentation for pipeline configuration

Extend the configuration section of the development documentation
of Ceilometer to contain the configuration options of pipelines.

Change-Id: Ie9d01b89f7af96ba4a80a9b2f2e9141443cf3ecf
Closes-Bug: #1272988