Upgraded node (10.15.3 -> 12.16.1), yarn (1.21.1 -> 1.22.5), webpack (sync on 4.44.1), to latest stable versions, and resolved issues and warnings due to node upgrade.
Regenerated lockfile using latest node and yarn
Added a watch script to component library packages and at package root that you can run to rebuild components automatically while you're running other packages
Resolves #1175