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.

processor/Cargo.toml

@@ -11,6 +11,10 @@ async-trait = "0.1"
 rand_core = "0.6"
 thiserror = "1"
 
+hex = "0.4"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+
 curve25519-dalek = { version = "3", features = ["std"] }
 blake2 = "0.10"
 
@@ -22,5 +26,7 @@ monero = { version = "0.16", features = ["experimental"] }
 monero-serai = { path = "../coins/monero", features = ["multisig"] }
 
 [dev-dependencies]
+group = "0.12"
 rand = "0.8"
+futures = "0.3"
 tokio = { version = "1", features = ["full"] }