To build the project.
Install the Play 1.3.x, you can download the binary from play's source. https://github.com/playframework/play1/tree/1.3.x
Once you install play, cd to groupdeal folder and run play eclipsify to create an eclipse project. Import the project into eclipse.
Before you run the application you need to fetch the ui dependencies also. cd into public/www folder and run "npm install" and "bower install".