removed implementation of 'ui_set'
fixed gnupg support
improved gettext support (still needs some testing)
Encode module is now optional (instead of being required)
setting "LANGUAGE_DIR" is now deprecated
moved english language file to template directory
added gettext translation of english language template
available interface languages are now configured via LANGUAGE_LIST
warning, if both of them are set at the same time
require Text::ParseWords
require Mail::Ezmlm v0.07
support charset and language
changed available options in mod-subscribers page
release policy added
prepared for release 3.1