finch: how to refresh screen from plugin?

[Dmitry Sukhodoyev]

hello. i wrote little perl lugin to use external editor for finch to get
ability to send multi-line messages, http://pastebin.com/bT8Aqt3P - here is
it. one more thing make me sad: after using external editor i need to press
excess a-l to refresh screen. this job is for plugin, but i unable to found
right call.

how i can refresh screen from perl plugin? thanks
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