Thunderbird eval fix (#233)

* ver Jul2nd

updated task requiring set up new email account

* ver Jul3rd

fixed several tasks

evaluation_examples/examples/multi_apps/415ef462-bed3-493a-ac36-ca8c6d23bf1b.json

@@ -1,7 +1,7 @@
 {
   "id": "415ef462-bed3-493a-ac36-ca8c6d23bf1b",
   "snapshot": "thunderbird",
-  "instruction": "There's an e-mail containing the AWS invoice for December saved in local \"Bills\" folder. Extract the invoice PDF to the my receipts folder. Follow the file name pattern of the old files and update a record in my tally book.",
+  "instruction": "There's an e-mail containing the AWS invoice for December saved in local \"Bills\" folder. Extract the invoice PDF to the my receipts folder. Follow the file name pattern of the old files and append a record at the end of my tally book.",
   "source": "authors",
   "config": [
     {
@@ -202,4 +202,4 @@
     ]
   },
   "proxy": false
-}
+}