Upgrade to up-spec v1.6.0-alpha.3 and Implement uTwin Proto#61

neelam-kushwah wants to merge 5 commits intoeclipse-uprotocol:maineclipse-uprotocol/up-python:mainfrom

neelam-kushwah:1.6.0-alpha.3neelam-kushwah/up-python:1.6.0-alpha.3Copy head branch name to clipboard