Update NPM dependencies/packages

package.json

     "lodash": "4.17.4",
     "nuclear-js": "1.4.0",
     "postis": "2.2.0",
-    "prop-types": "15.5.10",
+    "prop-types": "15.6.0",
     "react": "15.6.1",
     "react-dom": "15.6.1",
     "react-i18next": "4.8.0",
     "react-native": "0.42.3",
-    "react-native-background-timer": "1.2.0",
-    "react-native-callstats": "3.24.1",
+    "react-native-background-timer": "1.3.0",
+    "react-native-callstats": "3.24.6",
     "react-native-fetch-blob": "0.10.8",
     "react-native-img-cache": "1.4.0",
     "react-native-immersive": "1.1.0",
     "react-native-keep-awake": "2.0.5",
     "react-native-locale-detector": "1.0.1",
     "react-native-prompt": "1.0.0",
-    "react-native-vector-icons": "4.3.0",
+    "react-native-vector-icons": "4.4.0",
     "react-native-webrtc": "jitsi/react-native-webrtc",
     "react-redux": "5.0.6",
     "redux": "3.7.2",
     "precommit-hook": "3.0.0",
     "string-replace-loader": "1.3.0",
     "style-loader": "0.18.2",
-    "webpack": "3.5.6",
-    "webpack-dev-server": "2.7.1"
+    "webpack": "3.6.0",
+    "webpack-dev-server": "2.9.1"
   },
   "engines": {
     "node": ">=6.0.0"