Add knockout punches
Update update.json
Update project knockout to v3.2.0
Update project mithril to v0.1.20
Merge pull request #1438 from jsdelivrbot/knockout/v3.2.0

Update project knockout to v3.2.0
Merge pull request #1439 from jsdelivrbot/mithril/v0.1.20

Update project mithril to v0.1.20
Merge pull request #1437 from megawac/punches

Add knockout punches