instack-undercloud is no longer in use by the TripleO project. Removing
the code to avoid confusion. Stable branches will continue to be
maintained for their life however no new features should be added.
Change-Id: I63a813c7c1ffd30ca30017133d31a497b77a9a4d
Blueprint: remove-instack-undercloud
It was deprecated in the Newton release and will be removed in Pike.
VirtualBMC or OVB should be used for development and testing instead.
This is a follow-up to blueprint switch-to-virtualbmc.
Change-Id: Ic868fdb8754acf2dbd660b47fdcbd95608454e9e