Added option to disable cancellation for most picker / dialog types (Issue: #42)
Added an optional Select All / Deselect All option to the checkbox picker
Added an optional "onSelectionChanged" to the checkbox dialog, which calls back each time a selection changes, but before submission.
Added option to disable cancellation for most picker / dialog types (Issue: #42) Added an optional Select All / Deselect All option to the checkbox picker Added an optional "onSelectionChanged" to the checkbox dialog, which calls back each time a selection changes, but before submission.