Committer: matias <matias@Olibook>

 UI para fraccionamiento.

	modified:   src/BGR/Serrano/ProductoBundle/Controller/PresentacionController.php
	modified:   src/BGR/Serrano/ProductoBundle/Entity/Presentacion.php
	modified:   web/BGR/Model/Presentacion.js
	modified:   web/BGR/View/PresentacionViewModel.js
	modified:   web/BGR/presentacion.html