0.102u4
-------


Source Changes
--------------
Corrected some YM2151 frequencies in the dooyong.c driver. [Mamesick]

Major update to the STV driver: [Mariusz Wojcieszek]
 * sh2: introduced cpu_readop16() for opcode fetching
 * stv: added idle skip to various games
 * stv: optimized master/slave sh2 syncing
 * vdp1: fixed sprite transparency for RGB sprites
 * vdp2: added linescroll
 * vdp2: added 16x16 15bit tiles (fixes missing gfx in znpwfv)
 * vdp2: optimized tilemap scrolling, bitmaps and framebuffer drawing
 * vdp2: fixed page and map calculation
 * dsp: fixed some bugs making vfremix run up to the end of second match

Fixed sprite-tilemap collision detection in Taito SJ driver when the screen
is flipped. [Nicola Salmoria]

Fixed some logical errors in sprite handling and palette reads, DMA timing, 
and one invalid opcode in the NES drivers. [Rob Bohms]

Cleaned up and standardized usage of M_PI constants in the code.
[William Krick]

Added external ram read and write handlers and data read port to YMZ280B.
[Ville Linde]

Fixed sprite priorities in Tang Tang. [Pierpaolo Prazzoli]

Fixed bug in Chack'n Pop that was introduced in the recent memory system
changes. [Nicola Salmoria]

Fixes branch target address disassembly in the PSX disassembler. [smf]

More Voodoo updates: [Aaron Giles]
 * fixed bug that trashed fbzMode when the fogMode was changed
 * added preliminary Voodoo 2 support; Gauntlet Legends works again
 * changed float-to-int conversion to be done manually



New games added or promoted from NOT_WORKING status
---------------------------------------------------
Flame Gunner [Guru, smf]
Paca Paca Passion Special [Guru, smf]
Paca Paca Passion 2 [Guru, smf]



New clones added
----------------
WWF Superstars (US, Newer) [Philip Bennett]
Time Pilot '84 (set 3) [chaneman]
Multi Champ Deluxe (ver. 0106) [David Haywood]
Columns (US, cocktail) [Arzeno Fabrice]
Mace: The Dark Age (boot ROM 1.0ce) [Brian Troha]
Arabian Fight (World) [Arzeno Fabrice]



New games marked as GAME_NOT_WORKING
------------------------------------
Emergency Call Ambulance [Ville Linde]