Merge pull request #1357 from julceslauhub/master

 Add validation to avoid notice in pm tables
BUG 10835 Unable to re-size dashboard SOLVED

- When having to much information in a dashboard, it is very dificult to read the data. Is is possible to re-size a dashboard to the data is readable.
- Added button One Column for display items in dashboard.
Merge pull request #1358 from hector-cortez/BUG-10835

BUG 10835 Unable to re-size dashboard SOLVED
Merge pull request #1359 from julceslauhub/master

Unit tests fixed
BUG 10906 Campo Check box no funciona correctamente en version 2.0.46-testing.7 SOLVED

- Cuando el valor de una grilla no contiene los valores de una columna los checboxes no se muertan
- Los datos de una grilla son sanitizados antes de ser enviado al metodo renderGrid