Various improvements

- Refer to fabric-v1model.p4 in quickstart and mention the future plan
- Remove reference to private docker registry from deployment guide
- Update port ID in both netcfg and chassis config
- Remove private links from ignore list
- Update link to QoS config generator script
- Add link to SD-Fabric helm chart in PFCP configuration section
- Fix GitHub link anchor issue

Change-Id: I5272cb7363176d741a03145242a40db502d2fb24
9 files changed