Change attach handler by override ZmMailMsgView._attachmentHandlers
Change attach handler by override ZmMailMsgView._attachmentHandlers

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