Added validation to ARM linux image signature
Added validation to ARM linux image signature

zhuyue1314/binwalk,anthraxx/binwalk,pyq881120/binwalk,AmesianX/binwalk,geekspeed/binwalk,jiangbing9293/binwalk,Flameeyes/binwalk,geekspeed/binwalk,zhuyue1314/binwalk,WooyunDota/binwalk,hyper-xx/binwalk,naterh/binwalk,Eih3/binwalk,naterh/binwalk,emprovements/binwalk,hyper-xx/binwalk,pombredanne/binwalk,jiangbing9293/binwalk,sundhaug92/binwalk,chubbymaggie/binwalk,ddcc/binwalk,sundhaug92/binwalk,devttys0/binwalk,goofwear/binwalk,chubbymaggie/binwalk,gale320/binwalk,emprovements/binwalk,cristianst85/binwalk,peterdocter/binwalk,anthraxx/binwalk,sviehb/binwalk,foreni-packages/binwalk,Flameeyes/binwalk,AmesianX/binwalk,cappiewu/binwalk,itsens/binwalk,devttys0/binwalk,UniqMartin/binwalk,WooyunDota/binwalk,sviehb/binwalk,MaiPhuoc/binwalk,pombredanne/binwalk,UniqMartin/binwalk,itsens/binwalk,ddcc/binwalk,cappiewu/binwalk,thx0701/binwalk,Eih3/binwalk,pyq881120/binwalk,peterdocter/binwalk,MaiPhuoc/binwalk,gale320/binwalk,cristianst85/binwalk,thx0701/binwalk,foreni-packages/binwalk,draekko/binwalk,goofwear/binwalk,foreni-packages/binwalk,draekko/binwalk