Add private=true

apps/my-app/package.json

@@ -1,6 +1,7 @@
 {
   "name": "my-app",
   "version": "1.0.0",
+  "private": true,
   "description": "An example application that consumes the my-controls library",
   "license": "MIT",
   "scripts": {

libraries/my-controls/package.json

@@ -1,6 +1,7 @@
 {
   "name": "my-controls",
   "version": "1.0.0",
+  "private": true,
   "description": "An example library project",
   "license": "MIT",
   "main": "lib/index.js",

tools/my-toolchain/package.json

@@ -1,6 +1,7 @@
 {
   "name": "my-toolchain",
   "version": "1.0.0",
+  "private": true,
   "description": "An example toolchain used to build projects in this repo",
   "license": "MIT",
   "bin": {