Reload of form after edit

[alexander-schranz]

This fix was included because the generated key are not set again after save.

https://github.com/alexander-schranz/sulu-form-bundle/blob/develop/Resources/public/js/components/forms/form/main.js#L205

[alexander-schranz]

As this does not make any problems and is not longer the case for 2.0. I will close this issue as wontfix.