Kind in ranges and integrals

[lpatiny]

If kind is undefined, we should not display 'Signal' in the integrals panel.

If you drag and drop the following file:

aspirinFiles_1 (2).nmrium.zip

Integrals are defined, but there is no property for 'kind'. Nevertheless, it appears like:

The same is true if the property is defined but the value is not in the allowed list.

I think for now we need to add in the drop-down menu a label 'Undefined' that would be selected if the kind is not in the list of allowed values.

This issue is related to:

• Improve the menu 'Kind' #1343