added import script for reading partners from csv files

Adds new entry to oss-params for sharepoint checklist site url

Since the default one does not support limiting the subnet size

Just use the oss-params-example.json from now on

Add IP Trunk activation workflow, including unit test. IP Trunk workflows can execute on PROVISIONING state

only target P routers in relevant steps
add TT number and commit comments to playbook executions
update unit tests