Add Return (blank line) to list of text lines

[possomcohen]

Greetings from New Zealand.

Please add a script for

Add Return (blank line) to list of text lines

Example:

Text file on Mac

Input:

Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.
Greetings from New Zealand.

Requested Output:

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Greetings from New Zealand.

Thank you.