Inform uset about enabling blocking inbound connections

[adbuker]

Issue Details

We have to inform users about enabling the option

Proposed solution

Add the text block with the required information

Alternative solution

Add even the sepapare toggle

[shamarin]

Adding toggle option should be more suitable, so that user can enable it or disable at any time.

[adbuker]

@shamarin, yes, but on the other hand, in most cases user prefer to block inbound connections if he is concerned about enabling the kill switch