Upgrade dev dependencies (#23)

* Upgrade dev dependencies

* Version bump: 2.0.4

* Redux too

package.json

@@ -1,6 +1,6 @@
 {
   "name": "redux-flash",
-  "version": "2.0.3",
+  "version": "2.0.4",
   "description": "Redux action creators for displaying flash messages",
   "main": "lib/index.js",
   "scripts": {
@@ -31,19 +31,20 @@
     "lib/"
   ],
   "devDependencies": {
-    "@launchpadlab/babel-preset": "^1.0.0",
-    "babel-cli": "^6.22.2",
-    "babel-eslint": "^7.1.1",
+    "@launchpadlab/babel-preset": "^2.1.0",
+    "babel-eslint": "^10.0.2",
     "codeclimate-test-reporter": "^0.4.1",
-    "eslint": "^3.15.0",
+    "eslint": "^6.1.0",
     "eslint-plugin-import": "^2.2.0",
-    "jest": "^19.0.2",
-    "redux": "^3.7.2",
+    "jest": "^24.8.0",
+    "redux": "^4.0.4",
     "redux-mock-store": "^1.3.0",
     "rimraf": "^2.5.4",
     "size-limit": "^1.0.0"
   },
   "dependencies": {
+    "@babel/cli": "^7.5.5",
+    "@babel/core": "^7.5.5",
     "prop-types": "^15.6.1",
     "redux-actions": "^2.6.5",
     "uuid": "^3.1.0"