Revert "Sandesh , Aravind | #383 | changed dataentrycontroller to store data with datasets"

This reverts commit 2e86764cec782273bf89a7fe2ab5abdd85dae7bd.

Conflicts:
	src/main/templates/data-entry.html
	src/test/unit/js/app/controller/data.entry.controller.spec.js