BUG 12540 "No muestra ningun mensaje cuando el workpace..." SOLVED

- When the workspace is invalid, no displayed any message
- Solved problem, session variables were being destroyed, but now saved if exist any messages

* Available from version ProcessMaker-2.5.2-testing.1
Merge pull request #1963 from victorsl/BUG-12540

BUG 12540 "No muestra ningun mensaje cuando el workpace..." SOLVED
Merge branch 'master' of git://github.com/colosa/processmaker into BUG-12488
BUG-12488 Date fields are editable even when you not select this function and the fields of date have to be validate it

Descripcion: You can edit the date field even if you don't select editable in the menu of a date field.

Solucion: Se asigna las propiedades por default a cada campo de un formulario, asi para este bug en especifico se le asigna la propiedad "editable=0" al campo tipo "Date". Se realiza la verificacion del tipo de propiedad que se asignara al campo