Set icon on dialog alert

Change the icon for validation messages according context.
set id to imageView

set an id to imageview to be accessible programmatically.
Change the icon image

Change connection icon to an  exclamation icon.
Fixed UI issues

Set padding between TextView and ImageView.
Criação da classe Mask.

Implementation of the class Mask, that is used for mask the Edittext
inputs for validation.
Fixed the bug that erase mask when deleting text

Fixed the bug that erase mask when deleting text.
Remove Mask log

Remove Mask log that was being used for debugging.