Create list of separators, implement as option in Options section

[pdestefanis]

The characters used as separators need to include not only spaces, but also dots, commas, etc
Create one text field in the Options section of the application that will contain the characters that can be used as separators in SMS messages.
Caption: Valid separators in SMS messages

The field needs to verify that none of the modifiers in use is added to this field

When using this characters, the code will have to escape them as needed

Initial set: dot, comma, space, semicolon, colon, underscore

[pdestefanis]

Let's not ask the user to escape each character