Polish translation and a remote controller and some info for sh4 boxes with Graterlia/Freebox software.

Added some images and html files download from my tuner (nbox remote image and its html description) or found on google (images of boxes). Changed some code to use nbox remote for selected models and to show propper image and chipset information in Box Info tab.

Added Polish translation for OpenWebif. Some sentences are not the best translated to Polish, but to fit available place in the web interface template.