Update aci_tenant_demo.yml

Update README.md

add aci_tenant_demo playbook

documentation updates

first pass of files for ACI demo

clean up of deprecated files

begin repo cleanup for ACI automation training

updates find-macaddress.yml

Update README.md

Advisory ID:

1.1 Conditionally Disable InsecureRequestWarning due to backlevel python on APIC

Jinja and Playbooks for ACP app demo

InsecurePlatformWarning

Update README.md

sample files for ACI xStart clone tenant video