upgrade jest and remove files and packages no longer needed

Author: mohsinulhaq

jest.config.js

@@ -47,30 +47,27 @@
     "react-dom": "^16.7.0"
   },
   "dependencies": {
-    "@babel/runtime": "^7.2.0",
+    "@babel/runtime": "^7.3.1",
     "react-popper": "^1.3.2"
   },
   "devDependencies": {
     "@babel/cli": "^7.2.3",
     "@babel/core": "^7.2.2",
-    "@babel/plugin-proposal-class-properties": "^7.2.3",
+    "@babel/plugin-proposal-class-properties": "^7.3.0",
     "@babel/plugin-transform-runtime": "^7.2.0",
-    "@babel/preset-env": "^7.2.3",
+    "@babel/preset-env": "^7.3.1",
     "@babel/preset-react": "^7.0.0",
     "@babel/preset-typescript": "^7.1.0",
     "@types/jest": "^23.3.13",
     "@types/react": "^16.7.20",
     "@types/react-dom": "^16.0.11",
-    "babel-core": "^7.0.0-bridge.0",
-    "babel-jest": "^23.6.0",
     "docz": "^0.13.7",
     "docz-plugin-css": "^0.11.0",
     "docz-theme-default": "^0.13.7",
     "gh-pages": "^2.0.1",
-    "jest": "^23.6.0",
+    "jest": "^24.0.0",
     "pre-commit": "^1.2.2",
-    "prettier": "^1.16.0",
-    "prop-types": "^15.6.2",
+    "prettier": "^1.16.1",
     "react": "^16.7.0",
     "react-dom": "^16.7.0",
     "react-testing-library": "^5.4.4",