Yuriy Zveryanskyy 50a2f50ab8 Add node provision state change notification ...

This patch adds node provision state changes notifications,
event types are:
"baremetal.node.provision_set.{start, end, success, error}"
Developer documentation updated.

Change-Id: I6a5a2da6541596b7d1b7c1bf2795cfc6f86191fb
Partial-Bug: #1606520

2016-11-18 12:25:06 +02:00

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Add node provision state change notification

2016-11-18 12:25:06 +02:00