0.83 2004/06/05 [#186 - David Haywood]
--------------------------------------


New Games supported or promoted from GAME_NOT_WORKING status:
-------------------------------------------------------------
Cannonball (Atari, prototype) [Stefan Jokisch] (one ROM is missing from the only known PCB causing some GFX problems)
Greyhound Trivia (various sets) [Pierpaolo Prazzoli, Chris Hardy]
Miss Puzzle [David Haywood] (bad ROM causes some gfx glitches)
VS. Gumshoe [Pierpaolo Prazzoli] (banking fixed, game now works properly)

New Non-Working games / clones supported
----------------------------------------
GP500 [R. Belmont] (reliminary driver 'Hopeless Hardware' doesn't do anything yet)


Source changes:
----------------------
- Misc changes [Nathan Woods]:
  * Switched input_port_allocate() to use auto_malloc(), removing the need for input_port_free().
  * Added an optional definition for the S_ISDIR macro for when it is not present.
- STV Update [Mariusz Wojcieszek]:
  * Added VDP2 layer disabling based on VRAM cycle pattern registers - fixes gfx glitches in shanhigw title screen.
  * Added VDP1 half transparency - improves sprites alpha blending in shanhigw in-game.
  * Added VDP1 Gouraud shading (for normal sprites only) - adds highlighting	for selected tiles in shanhigw.
- Changed some names + years in segac2.c and playch10.c [Curt Coder].
- Spiders NVRam [Justin Szczap].
- tecmosys.c update: Emulates some parts of vidhrdw but games still don't work due to protection? [Tomasz Slanina].
- Fixed cheat engine bug preventing assignment of controller buttons as activation keys [Ian Patterson].
- Sega System 16/18 update [Charles MacDonald]:
  * Added MSM5205 sample playback to tturfbl.
  * Added MSM5205 sample playback to shdancbl.
- PSX updates [smf]:
  * Heavens gate graphics issues & correct loading / banking.
  * Correct loading for super football champ ( now it's stuck in test mode ) and added later world version.
  * taito fx1 watchdog (address is unconfirmed, but hopefully soon).
  * Pasted in taito fx1a readme.
  * PAL support for MESS.
  * Horizontal start/end.