Merge branch 'master' of github.com:cloudius-systems/osv

drivers/console.cc

drivers/driver-factory.cc

drivers/driver.cc

drivers/driver.hh

drivers/virtio-net.cc

drivers/virtio.cc

fs/vfs/main.c

libc/build.mak

libc/file.cc

libc/internal/__lock.c

libc/internal/floatscan.c

libc/internal/floatscan.h

libc/internal/intscan.c

libc/internal/intscan.h

libc/internal/libc.c

libc/internal/libc.h

libc/internal/pthread_stubs.h

libc/internal/shgetc.c

libc/printf.cc

libc/stdio/__fclose_ca.c