Doc updates for London

Arch diagram updates
Remove MOD/design components
Remove cloudify based deployment
Standardize deployment steps for DCAE current Ms
Misc updates

onap-gerrit-review: -changelog-or-release-file-missing
onap-gerrit-review: -no-nl-ending-on-files
onap-gerrit-review: -missing-setup-py
onap-gerrit-review: -changelog-missing

Change-Id: I99c6c8e870fa2f54af0a9d26267d0fb6901c74a9
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
Issue-ID: DCAEGEN2-3360
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
81 files changed