introducing AMD modules, loading via require.js, optimizing

introducing AMD modules, loading via require.js, optimizing

intro to AMD modules and require.js
ref: http://www.devbridge.com/articles/understanding-amd-requirejs/

optimizing require.js
ref: http://clintconklin.com/optimizing-multiple-javascript-files-with-grunt-and-requirejs/

official require.js optimizerdocs:
ref: http://requirejs.org/docs/optimization.html

grunt library to run require.js optimizer:

ref: https://github.com/gruntjs/grunt-contrib-requirejs