Fix typos and cleanup

src/senttxstore.cpp

@@ -54,7 +54,7 @@ void SentTxStore::addToSentTx(Tx tx, QString txid) {
     if (!Settings::getInstance()->getSaveZtxs())
         return;
 
-    // Also, only store outgoing Txs where the from address is a z-Addr. Else, regular zcashd 
+    // Also, only store outgoing txs where the from address is a z-Addr. Else, regular zcashd 
     // stores it just fine
     if (!tx.fromAddr.startsWith("z")) 
         return;
@@ -101,4 +101,4 @@ void SentTxStore::addToSentTx(Tx tx, QString txid) {
         writer.write(jsonDoc.toJson());
     } 
     writer.close();
-}
+}