Example for a MANO scenario

Example for a MANO scenario

Fix for comments: add juju version, delete whitespaces
Patchset 3: New proposal for juju as vnfm deployment, updates according to
changes of template in patch 30677/6.
Patchset 4: more updates to adjust to template
Patchset 5-7: fixed yamllint violations
Patchset 8: Example changed to orchestra/open-baton; updates for comments
Patchset 9: fix another yamllint issue
Patchset 10: fix some errors relate to specifying open-baton and installers,
             also added some explanation.
Patchset 11: another whitespace

Jira OCTO-162

Change-Id: Icbf1131d702b6bdf9d0f39d4f087efd5a2cc1b06
Signed-off-by: ulik <ulrich.kleber@huawei.com>