0.2.12011-09-06

* ibmpc: Better support the PC/XT 5160.
* ibmpc: Add a new monitor command "log int" to log interrupt calls.
* ibmpc: Add FDC emulation.
* ibmpc: The CPU speed can now be set to 0, meaning "all out".
* ibmpc: Experimental sound support (speaker only).
* macplus: Add Macintosh SE emulation.
* macplus: Add Macintosh Classic emulation.
* macplus: Experimental sound support.
* macplus: Reimplement the sony driver.
* 8086: Fix the int 0 return address.
* 8086: Fix overflow detection for the IDIV and DIV instructions.
* config: A complete rewrite of the config file parser.
* block: Add a new block driver which handles PCE (.pfdc),
Teledisk (.td0) and ImageDisk (.imd) floppy disk image files.
* block: Add "pfdc", a program to manipulate floppy disk image files.
* block: Add a new block driver for QED image files.
* block: Add support for Apple Disk Copy 4.2 image files.
* cga: Support the CGA start address in graphics modes.
* vga: Support the vertical retrace interrupt.
* vga: Support the IBM VGA BIOS.
* sdl: Fix SDL mouse grabbing.
* sdl: Fix entering and leaving full screen mode.