Updated openstack/openstack
Project: openstack/taskflow  6e8e2355c29514fdba47483de513785400085b64

Rework the state documentation

Make the state documentation easier to understand, more
clear, and better stated than what existed before this
commit so it is easier for users to read, use and
interpret.

Change-Id: I0285bfe332c6e968626719f14049a9533d066d86