Do not prompt for password to start owner API (#656)

* Do not prompt for password to start owner API

It makes no sense to ask for the password if one only wants to initialize the APIs. Asking for the password makes things unnecessarily difficult and insecure in case I, as a system administrator, want to have the APIs running as a system service.

* Update wallet_args.rs

* Update wallet_args.rs

opening wallet if password argument is present

* Update wallet_args.rs

src/cmd/wallet_args.rs

@@ -1037,10 +1037,10 @@ where
 		("recover", _) => open_wallet = false,
 		("cli", _) => open_wallet = false,
 		("owner_api", _) => {
-			// If wallet exists, open it. Otherwise, that's fine too.
+			// If wallet exists and password is present then open it. Otherwise, that's fine too.
 			let mut wallet_lock = wallet.lock();
 			let lc = wallet_lock.lc_provider().unwrap();
-			open_wallet = lc.wallet_exists(None)?;
+			open_wallet = wallet_args.is_present("pass") && lc.wallet_exists(None)?;
 		}
 		_ => {}
 	}