Right now i'm fixing the bugs you listed, you can expect the fix soon. ;)
1. the crocodollar counter in the 3-2 "frame" was still named 3-1
2. i fixed the bug, the main taffy tides theme was supposed to play AFTER you defeat the boss
5. i'm trying to find this issue (the password's 5th digit still counts the respective worlds as 6 and 7)
4. the long water defeated screen had an error in the "unlocking" event
5. i'm trying to find this bug
6. i forgot to remove the "play sample" event left over from the toasty's castle build