https://www.drupal.org/node/2569017#comment-10679956
bug fix.
Convert line ending from windows to Unix. Code standard fix across the module. Fix compatibility with Comment Access
Revert to MD5 Hash.
Initial release of 6.x branch.
#2222063 Message to inform users that they need to confirm their email address And Some description text change
It is dev release. It will be update more often.
This module have been up in drupal.org for a while now.
I think it is reasonable to put 1.0 release instead of alpha or beta version.