[Bend-pm] JSON pretty printing

[Tim Howe]

I seem to recall a question about pretty printing JSON when we last
met, and I had said I had done this.  Apparently I used this:
https://metacpan.org/pod/JSON

	I have a simple example in my Catalyst version of PieNg:
https://github.com/thowe/PieNg/blob/master/lib/PieNg/Controller/Logs.pm#L47

--TimH