[Arcade] Mame v0.96u1

Source Changes

Added ADPCM utilities to OKIM6295.c and used those to hook up sound
once again in the Seibu games. [Aaron Giles]
Fixed PPC assembly code in the TMS99xx core. [Brad Oliver]
Fixed ADC overflow condition in ADC083x code. [smf]
Fixed big endian issues in Namco System 22 driver. [Brad Oliver]
Fixed DIP switches for Schmeiser Robo. [Brian Troha]
Fixed DIP switches for Sky Kid. [Brian Troha]
Fixed big endian issues in the Arcadia driver. [Brad Oliver]
Fixed big endian issues in the Model 3 driver, the old debugger,
and the PPC core. [Brad Oliver]
Added decryption for Gardia and Space Position. [Nicola Salmoria]
Fixed big endian issues in Return of Lady Frog. [Brad Oliver]
Fixed big endian issues in Seibu SPI flash code. [Brad Oliver]
Fixed big endian issues in Namco System FL driver. [Brad Oliver]
Fixed big endian issues in SemiCom games. [Brad Oliver]
Added dynamic recompiler for PowerPC cores. [Ville Linde]
Fixed graphic banking in dietgo. [Bryan McPhail]
Fixed dipswitches in popbingo and cleaned up dooyong.c driver.
[Sonikos]

New games added or promoted from NOT_WORKING status
Mahjong Block Jongbou (Japan) [David Haywood]
Space Position [David Haywood, Nicola Salmoria]
Gardia [Nicola Salmoria]