SOL005 NSD Management - Implementation of deltas between v3.3.1 and v2.7.1

This merge request refers to the implementation of deltas between v3.3.1 and v2.7.1 of SOL005 NSD Management Interface.

@lynchpi @aelken @matsuurat @carignani @sayama @kraja @zulfiqar @zafar

Deadline for review: Thursday 18th March 2021 @6pm CET

Review period elapsed: Approved !!

added MR ready to review label

added MR ready to be merged label and removed MR ready to review label

changed the description

added 48 commits

• 63ee4e19...5cab4234 - 42 commits from branch 3.3.1-dev
• 103f4249 - new test added for Individual NSD Archive Artifact
• 72f20b1d - bug fix: minor bug removing same keywords
• 197891b1 - Added Tests for Individual PNFD archive artifact
• 3a5eb54b - updated importing of variables for NSD
• 6c214847 - Updated versions
• 3e456c48 - Updated API version

Compare with previous version

enabled an automatic merge when the pipeline for 3e456c48 succeeds

mentioned in commit aa11d1ea

merged