Update project dustjs.helpers to v1.5.0
Update project dustjs to v2.5.1
Merge pull request #2694 from jsdelivrbot/dustjs.helpers/v1.5.0

Update project dustjs.helpers to v1.5.0
Merge pull request #2695 from jsdelivrbot/dustjs/v2.5.1

Update project dustjs to v2.5.1
Added new POPs