[Michal Vaner] add ability to send several ip when we do file transfers, and send all local IPs. fixes #2953

don't scroll to end each time we press a key in message textview, but only when scrollbar appear. fixes #2944

use 2 buttons in profile windows because some GTK themes don't show images in buttons when there is text. gtk-button-images option in gtkrc file.

don't try to read ACE option before configure file is read. import gnome keyring after config file is read. fixes #2917

(problem occured with big fonts)

Fixes #2913.