chor: update dependencies in demo as well

Author: lini

demo/package.json

@@ -6,10 +6,10 @@
   "nativescript": {
     "id": "org.nativescript.demo",
     "tns-android": {
-      "version": "4.1.3"
+      "version": "4.2.0"
     },
     "tns-ios": {
-      "version": "4.1.0"
+      "version": "4.2.0"
     }
   },
   "scripts": {
@@ -21,18 +21,14 @@
   },
   "dependencies": {
     "nativescript-camera": "../src",
-    "tns-core-modules": "^4.1.0"
+    "tns-core-modules": "^4.2.0"
   },
   "devDependencies": {
-    "babel-traverse": "6.26.0",
-    "babel-types": "6.26.0",
-    "babylon": "6.18.0",
-    "lazy": "1.0.11",
     "nativescript-css-loader": "~0.26.1",
     "nativescript-dev-appium": "3.2.0",
-    "nativescript-dev-typescript": "^0.7.1",
-    "nativescript-dev-webpack": "~0.14.0",
-    "tslint": "^5.0.0",
-    "typescript": "~2.7.2"
+    "nativescript-dev-typescript": "^0.7.2",
+    "nativescript-dev-webpack": "~0.15.1",
+    "tslint": "^5.11.0",
+    "typescript": "~2.8.2"
   }
 }