Well the only bug reported there was fixed that I posted on and that was back in 2.42. The email thing is a feature and you can turn off emails or leave them on thats up to you.
The other thread is a suggestion and was never posted in a bug so it was never seen quite frankly at least by me or I would have responded.
As far as submitting the form and variables resetting try this in adm-misc.php change this line
Code:
Content visible to verified customers only.
to this
Code:
Content visible to verified customers only.