Add storjscan wallets implementation to the satellite. The wallets interface allows you to add and claim new wallets as called by the API. The storjscan specific implementation of this interface uses a wallets DB to associate the user to a wallet address, as well as a storjscan client to request and associate new wallets to the satellite.
Change-Id: I54081edb5545d4e3ee07cf1cce3d3e87cc00c4a1
Add storjscan wallets DB to the satellite. For now this DB is a one to one mapping of the users account to a storjscan wallet that can be used by the account holder to make payments on their Storj account.
relates to https://github.com/storj/storj/issues/4347
Change-Id: I6e65b15817b90ceb75641244f9bf173c3b4228a7