Successfully get processor to send a transaction out

Modifies FROST behavior so group_key has the offset applied regardless 
of if view was called. The unaltered secret_share and 
verification_shares (as they have differing values depending on the 
signing set) are no longer publicly accessible.

coins/monero/src/rpc.rs

@@ -34,6 +34,7 @@ pub enum RpcError {
   InvalidTransaction([u8; 32])
 }
 
+#[derive(Clone, Debug)]
 pub struct Rpc(String);
 
 fn rpc_hex(value: &str) -> Result<Vec<u8>, RpcError> {