docs(examples): refactor examples to be more familiar to most users

use npm to install the library and run each example, remove yarn.lock files

examples/node-vanilla/package.json

@@ -0,0 +1,12 @@
+{
+  "name": "typescript-starter-example-node-vanilla",
+  "version": "1.0.0",
+  "license": "MIT",
+  "scripts": {
+    "start": "node test.js"
+  },
+  "dependencies": {
+    "typescript-starter": "^1.2.1"
+  },
+  "private": true
+}

examples/node-vanilla/test.js

@@ -1,7 +1,7 @@
 // Node.js should resolve this to the root of the repo. Since the path returns a
 // directory, node will look for the `main` property in `package.json`, which
 // should point to the `main` build.
-var starter = require('../../');
+var starter = require('typescript-starter');
 
 // now we can use the library
 var assert = require('assert');