prvd wallets command updates

[zacparker41]

No description provided.

[zacparker41]

When a user types prvd wallets init there should be an option in the init menu for including a name. The user should also have the option to use --name string appended to the init command to set a name for the wallet.

Wallet names should be limited to alpha-numeric entries, with no special characters.
Wallet names should contain no more than 80 characters and / or spaces.
Any trailing spaces should be automatically clipped.

When a user types prvd wallets list the wallet name should be returned along with the other information about the wallet.