*** TIMING BROKEN, DO NOT USE ***
Changes since the last release:
- improved frequency of generated sound output (#36)
- improved bus values from unhandled ports (fixes KEDisk)
- improved aspect ratio (59:54) to match signal details
- changed visible areas to better reflect what can be seen on a TV
- renamed borders option to visiblearea
- added alternate debugger display mode to give full refresh (#46)
- restored -autoboot command-line option (#49)
- removed prompt to save changes to disks
- fixed border artefact colour if using upper 8 colours
- fixed incorrect zoom handling when fullscreen/minimised/maximised
- fixed missing allophone data file in non-Windows installations
- fixed %s shown in disk insert message [SDL]
- fixed current debugger trace entry colour
- changed to more accurate Z80 CPU core
- changed to pull SAASound from official project at GitHub