Update libretro version
(360) Fix solution
Merge branch 'master' of https://github.com/libretro/Genesis-Plus-GX
(Libretro) Set samplerate to 48Khz
[SCD] fixed & improved emulation of PRG-RAM write protection register (broken by previous revision): fixes Lunar - Eternal Blue (J)
[Core/CPU] fixed Z80 registers initial state, added proper initialization when using PBC (verified on real hardware by Charles McDonald)
[Core/CPU] optimized 68k stack read/write functions
Merge branch 'master' of https://github.com/ekeeke/Genesis-Plus-GX
Merge git://github.com/ekeeke/Genesis-Plus-GX
Update target names
(360) Fix solution
(Libretro) Set sampling rate back to 44Khz after complaints
(360 MSVC) Update target output filenames
Merge pull request #12 from libretro/master

(Libretro) Maintenance
Merge branch 'master' of https://github.com/libretro/Genesis-Plus-GX

Conflicts:
	libretro/libretro.c
Merge branch 'master' of https://github.com/ekeeke/Genesis-Plus-GX

Conflicts:
	libretro/libretro.c
(360) Add msvc-2010-360.bat for building
(Xbox 1)Add msvc-2003-xbox1.bat for building
Merge branch 'master' of https://github.com/libretro/Genesis-Plus-GX
(Xbox 1) Use devenv for Xbox 1 building