v4.8.4

🐛 Bug Fix

• ShipIt - Get Slack URL from config #288 (hipstersmoothie@users.noreply.github.com)

🏠 Internal

• Update @types/node to the latest version 🚀 #287 (@greenkeeper[bot] @hipstersmoothie)
• Update @types/node-fetch to the latest version 🚀 #286 (@greenkeeper[bot])
• Add license scan report and status #283 (@fossabot)

Authors: 4

• hipstersmoothie@users.noreply.github.com
• @greenkeeper[bot]
• Andrew Lisowski (@hipstersmoothie)
• fossabot (@fossabot)