[Digitalmap-yang] Initial draft of the version 01 of the

[Olga Havel <[e-mail]>]

Dear Authors and other group members,

I updated the draft-havel-opsawg-digital-map<https://github.com/OlgaHuawei/draft-olga-digital-map> with the following (as version 01):

-        Updated the number of drafts that augment ietf-network-topology based on the latest YANG catalogue information

-        Minor editorial updates

-        Changed oscar's draft to opsawg (draft-ogondio-opsawg-isis-topology)

-        Added Nigel's draft reference (draft-davis.opsawg-some-refinments-to-rfc8345) and some text pointing to it

-        Added network Design as listed in IS-IS Topology draft by Oscar (draft-ogondio-opsawg-isis-topology)

-        I added 2  ore extensions required based on the PoC in section "What is not in the basic model" and I added sections for each one of them

o   Network part of other networks

o   Nodes, Links and tps belong to different networks

-        I added more content based on the PoC enhancements for the section 'Links Between networks'

-        I added 2 sections for the new extensions

The latest docs are on https://github.com/OlgaHuawei/draft-olga-digital-map/tree/olga-ietf118, let me know if you have any major comments before I merge to master.
The files are attached here as well.

I will proceed with additional content, but the deadline is to submit draft by end of Monday. We can make other changes later.
I will also create separate threads for each separate issue.

Best regards,
Olga