Add bug detection

lib/src/lightwallet.rs

@@ -47,6 +47,7 @@ mod extended_key;
 mod utils;
 mod address;
 mod prover;
+pub mod bugs;
 
 use data::{BlockData, WalletTx, Utxo, SaplingNoteData, SpendableNote, OutgoingTxMetadata};
 use extended_key::{KeyIndex, ExtendedPrivKey};
@@ -626,7 +627,6 @@ impl LightWallet {
                             format!("fvk mismatch at {}. {:?} vs {:?}", pos, extfvk, self.extfvks.read().unwrap()[pos])));
             }
 
-
             // Don't add it to self yet, we'll do that at the end when everything is verified
             extsks.push(extsk);
         }