If you feel it's hard you could just extract it on your computer and trasnfer the files to your mobile using the data cable
Or yes The Filebox application supports unzipping of those zipped , it works fine enough as far as i know
ye just started using file box , still doesnt help the dpkg errors i have thou , wouldnt say its hard at all flashin is very easy but its just hassle i dont need !
Or yes The Filebox application supports unzipping of those zipped , it works fine enough as far as i know