enabling the counter for HOTP for editting

git-svn-id: https://plugins.svn.wordpress.org/s-crib-otp-authentication/trunk@842738 b8457f37-d9ea-0310-8a92-e5e31aec5664
updating version to 2.0

git-svn-id: https://plugins.svn.wordpress.org/s-crib-otp-authentication/trunk@842739 b8457f37-d9ea-0310-8a92-e5e31aec5664