lua wip, moved scanline code to shaders, other updates
support hard drive directory metadata, other updates
blkdev: Add Linux CDROM support

Signed-off-by: Jason S. McMullan <jason.mcmullan@gmail.com>
build: Fix force_32bit mode for Linux

Signed-off-by: Jason S. McMullan <jason.mcmullan@gmail.com>
serial: Support /dev/tty as the serial output

Signed-off-by: Jason S. McMullan <jason.mcmullan@gmail.com>
some changes to the linux ioctl patch
fixed problem where CD ioctl mode was always used if compiled in
2.1.28
2.1.28dev
updated to 2.1.28dev