Package tooling reorganization and README.md cleanup#42

Draft

jgrosspietsch wants to merge 5 commits intowashingtonpost:masterfrom jgrosspietsch:move-prod-deps-to-dev

+9,705-13,774

Commits on Aug 30, 2019

Commits on Sep 3, 2019

Starting over with eslint
jgrosspietsch
committed

Commits on Sep 10, 2019

Reconfigured webpack setup to support polyfilled browser and node bundles (plus, added unpkg support)
jgrosspietsch
committed

Commits on Sep 11, 2019

Repaired Jest configurations so the tests can run
jgrosspietsch
committed