Updates the RN version to 0.59

package.json

@@ -34,8 +34,8 @@
     "object-path": "^0.11.4",
     "obv": "0.0.1",
     "prop-types": "^15.6.2",
-    "react": "16.6.1",
-    "react-native": "0.58.0-rc.0",
+    "react": "16.8.3",
+    "react-native": "0.59.0",
     "react-native-calendars": "^1.19.3",
     "react-native-document-picker": "^2.1.0",
     "react-native-fs": "^2.13.3",
@@ -52,8 +52,11 @@
     "sympto": "^1.0.4"
   },
   "devDependencies": {
-    "@babel/core": "^7.2.2",
+    "@babel/core": "^7.4.3",
+    "@babel/runtime": "^7.4.3",
     "@babel/register": "^7.0.0",
+    "babel-jest": "^24.7.1",
+    "jest": "^24.7.1",
     "babel-eslint": "^10.0.1",
     "basic-changelog": "gitlab:bloodyhealth/basic-changelog",
     "chai": "^4.1.2",
@@ -63,7 +66,8 @@
     "eslint-plugin-react": "^7.8.2",
     "jase": "^1.2.0",
     "left-pad": "^1.3.0",
-    "metro-react-native-babel-preset": "^0.51.1",
+    "metro-react-native-babel-preset": "^0.53.1",
+    "react-test-renderer": "16.8.3",
     "mocha": "^5.2.0",
     "react-native-version": "^3.1.0",
     "readline": "^1.3.0"