update override function
update override function

iwayvietnam/openpgp-secure-zimlet,nguyennv/openpgp-zimlet,iwayvietnam/openpgp-secure-zimlet,nguyennv/openpgp-zimlet,nguyennv/openpgp-zimlet,nguyennv/openpgp-secure-zimlet,iwayvietnam/openpgp-secure-zimlet,nguyennv/openpgp-secure-zimlet,nguyennv/openpgp-secure-zimlet