better support for excluding READLINE support and added ts7800 hooks
added limited 7800 support, added missing ifdefs for PC-104 board support
added support for TS-7800 and PC-104 boards
added missing header include
added support for different memory addresses for 8 and 16 bit access, similar to how PC104Bus does except without the need for separate busses.
don't do callback if pointer is null
moved detection logic