CID Param should take a CID

[expede]

https://github.com/fission-suite/ipfs-haskell/blob/cb82d52f73514e20444c031c090c258af231e5c3/library/Network/IPFS/Client/Param.hs#L9

[tysonzero]

Speaking of which, there is a working ipld-cid library on hackage. It would be cool if the CID type from that library could be re-used.

[expede]

@walkah this also may be a good one for you to get your feet wet with