Create README.md

`node_modules` folder here make this project look like Node.js project but it is not.
Tern is inside node_modules/tern
Merge pull request #130 from PaulVI/patch-1

root node_modules folder
sync plugin with latest 2.0.x build of AlloyUI
Update to latest version of aui.js plugin from here:
https://github.com/angelozerr/tern.yuidoc/pull/11