Append pkg.version to compiled js and css files.
Now browsers can cache them aggresively. After every major change simply bump your pkg.version to push the new assets to the clients.
Added Jade support
All Files defined in app_files.jade will compile to build_dir as html file. html2js will then run on those html files to generate
1. templates-jade-app.js &
2. templates-jade-common.js
Merge pull request #1 from sudhakar/jade

add jade support