Enable inline-block display for label elements in Formulize admin pages. This style needs to be more specific than the general rule applied by the system module's css style that sets all label elements to display as blocks.
If the add/delete subform entries buttons are hidden, then hide the delete checkboxes on each row as well.
Only save the on-before-save handler code to disk when there is code.
Fix for elements with handles that are invalid PHP variable names in on-before save.
Pass the form_id to the on-before-save function.