locale: Update translations

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Added new translation

Signed-off-by: Stefan Weil <sw@weilnetz.de>
startx: Make state machine more robust (restart killed webbrowser)

The webbrowser can still be killed by user actions (close all windows).
This is a bug. Here we provide some workaround by restarting a killed
webbrowser.

Signed-off-by: Stefan Weil <sw@weilnetz.de>