ezmlm-idx5: modsub and modpost are ignored, if the flag is not set

"cancel" button during text editing (simple "reset" input button)

restore user input after failed list_create (especially options)

support for:
	* show subscription log
	* 'mailinglist' (maybe)
	* config directory (maybe)
	* gpg-ezmlm (defenitely)

interface language switch support
choose basic/expert to disable questions

export subscribers