* Renaming from StackTask to Adjutant.
* Cull unused or old elements of code originally
from heatclient.
* Remove old cli as deprecation is redundant with the
rename as well. Rename is now a blank slate for the cli
and the cli is entirely OSC based.
Change-Id: Ic548bdd0f5dadfe537ffe5e1eed7725358c13fce