added driver sanitise function
added driver sanitise function

voteamerica/backend,voteamerica/backend,jkbits1/backend,dmilet/backend,dmilet/backend,voteamerica/backend,dmilet/backend,jkbits1/backend,voteamerica/backend,jkbits1/backend,jkbits1/backend,voteamerica/backend,jkbits1/backend,dmilet/backend,dmilet/backend,dmilet/backend,jkbits1/backend,voteamerica/backend