align output for the command ipfs object stat

[myself659]

before align

root@IA:~/ipfs-demo# ipfs object stat QmchMzwpT2c8qWn8JL3bfjTm3hFa45QDRe4DAUBTseitCD
NumLinks: 4
BlockSize: 200
LinksSize: 178
DataSize: 22
CumulativeSize: 947747

after align

root@IA:~/ipfs-demo# ipfs object stat QmchMzwpT2c8qWn8JL3bfjTm3hFa45QDRe4DAUBTseitCD
NumLinks:       4
BlockSize:      200
LinksSize:      178
DataSize:       22
CumulativeSize: 947747

[Stebalien]

This is a slight breaking change but it should be fine. Could you:

1. Fix the sharness test?
2. Add a signoff.

[Stebalien]

Could you add the commit signoffs?

License: MIT
Signed-off-by: Your Name <email optional>

(we're working on making these unnecessary, sorry)

[myself659]

please close this request.
I have started a new request in here