Update jest

Author: danez

package.json

@@ -43,20 +43,20 @@
     "babel-cli": "^6.9.0",
     "babel-core": "^6.9.1",
     "babel-eslint": "^7.0.0",
-    "babel-jest": "^16.0.0",
+    "babel-jest": "^19.0.0",
     "babel-loader": "^6.2.4",
     "babel-plugin-transform-class-properties": "^6.11.5",
     "babel-plugin-transform-object-rest-spread": "^6.8.0",
     "babel-preset-env": "^1.3.3",
     "babel-preset-react": "^6.5.0",
-    "cross-env": "^3.0.0",
+    "cross-env": "^4.0.0",
     "enzyme": "^2.3.0",
     "eslint": "^3.5.0",
     "eslint-config-airbnb": "^12.0.0",
     "eslint-plugin-import": "^1.8.0",
     "eslint-plugin-jsx-a11y": "^2.2.2",
     "eslint-plugin-react": "^6.2.1",
-    "jest-cli": "^16.0.0",
+    "jest-cli": "^19.0.2",
     "react": "^15.0.0",
     "react-addons-test-utils": "^15.0.0",
     "react-dom": "^15.0.0",
@@ -68,10 +68,10 @@
   },
   "dependencies": {
     "classnames": "^2.2.0",
-    "prop-types": "^15.5.8"
+    "prop-types": "^15.5.0"
   },
   "jest": {
-    "testPathDirs": [
+    "roots": [
       "src"
     ]
   }