Fix IISNode default content path

• config: fix default content path when hosted under IIS

Fix Yeoman copy file failed

Fix: Yeoman failed to copy file due to conflict

Fix npm install not working

Fix: npm install generator-azure-web-app -g failed because of extraneous postinstall script

Fix Project Kudu referring wrong app.js

Project Kudu search for app.js by going into package.json and find scripts.start.

We added an extra /app.js to make sure scripts.start is set to app.js instead of src/app.js.

Fix Yeoman generator

• Fix: Yeoman now copy all required files

Clean up package.json

• Fix --port not working
• Fix npm install fail with "gulpfile not found" error
• Clean up package.json

Uglify production build

• Uglify production build, including rollup.js and Webpack
• Simplify README.md by moving advanced topics into ADVANCED.md

First Yeoman release

• Repository renamed to support Yeoman scaffolding
• Updated README.md