use jq to validate and pretty-print json output

cat file.json | jq
the `jq` tool can also be used do validate json files and pretty print output `cat file.json | jq` available on several platforms, including newer debian-based systems via `#sudo apt install jq`, mac via `brew install jq`, and from source https://stedolan.github.io/jq/download/
Sample Output
success:
{
  "foo": "bar"
}

error:
$ echo '{"foo":{"bar":}}'| jq
parse error: Unmatched '}' at line 1, column 15

1
By: daemeon
2018-10-01 23:05:27

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