message: Add date-fns package
diff: "chart.js": "1.0.2",
  "codemirror": "5.24.2",
  "core-js": "2.4.1",
  + "date-fns": "1.28.0",
  "decompress-zip": "0.3.0",
  "favico.js": "0.3.10",
  "game-jolt-frontend-lib": "gamejolt/frontend-lib#master",
  