Added archetype for the quickstartguide app, and modified the index.js file so that when the user runs []
Done., the quickstartguide app is created, allowing them to see a full-featured example app and view Mojito documentation.
Restored original index.js, modified default index template to include links to documentation.
Created a demo archetype with the type quickstarguide. I also updated the  of the default mojit. The  has a new case statement for the  archetype as well.
Added a section for creating demo apps in the README.
Merge branch 'develop' of https://github.com/yahoo/mojito-cli-create into develop
Merge pull request #24 from zhouyaoji/develop

[archetype] Added archetype for the quickstartguide app, and modified the index.js so users can create the quickstartguide app when running 'mojito create app'.