This is a solution with 2 entities and a plugin, to enable script minification and bundling in Dynamics CRM 2015. This solution was developed in a CRMOnline instance running CRM2015 Update 1. This solution is completely self contained.
This solution uses JSMin.net to minify script files.
Please refer to my post on this http://dreamingincrm.com/2015/05/25/leverage-actions-to-bundle-and-minify-form-scripts/