Log Message:
libretro-nestopia: update to 1.49.

Changes:

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1.49
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libretro:

 Additions:
  - Add support for multiline cheats and raw cheats (iLag)
  - Add adapter autoselect using NstDatabase.xml (hunterk)
  - Famicom Mic support
  - Cheevos ram access support (meepingsnesroms)
  - Add .wav sample loading

 Fixes:
  - Fixed heap corruption bug with crosshair (Arto Vainiolehto)
  - Fixed black screen when non-existent custom palette is selected
  - Fixed crosshair and overscan with blargg filter

Core:

 Additions:
  - Added support for overclocking (meepingsnesroms)

 Fixes:
  - Fixed NSF and FDS in Dendy mode (Eugene.S)
  - Fixed coding mistake in PPU (zeromus)
  - Modified submappers for VRC2/VRC4 games (GeneralFailer)
  - Fixed compilation error in SetRamPowerState (Arto Vainiolehto)
  - Fix for McAcc games (joepogo)

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1.48
----------------------------------------------------------------
libretro:

 Additions:
  - Added ability to load custom palettes
  - Added many palettes (Monroe88)
  - Added monochrome blargg NTSC filter (dalter)
  - Added Turbo A/B buttons

Core:

 Additions:
  - RAM Power-on State setting
  - Support for mapper 23.10

 Fixes:
  - VRC2 Mirroring bug (koitsu, lidnariq)
  - Dendy timing and audio fixes (FHorse, Eugene.S)
  - Removed unused code in APU
  - Properly initialize RAM - fixes F-1 Race (koitsu)
  - Silenced many build warnings (orbea)

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1.47
----------------------------------------------------------------
libretro:

 Additions:
  - Game Genie Sound Distortion option
  - Region selection core option

 Changes:
  - Default to "consumer" palette
  - Vertical and Horizontal overscan options separated

 Fixes:
  - Fixed FDS save path

Core:

 Additions:
  - Added support for MC-ACC (perilsensitive)
  - Added NstDatabase.xml entries (clobber)
  - Added support for NES 2.0 submappers
  - Added support for mapper 4.1
  - Added support for mapper 4.3
  - Added support for mapper 23.15
  - Added support for mapper 25.15
  - Added support for mapper 32.1
  - Added support for mapper 68.1
  - Added support for mapper 71.1
  - Added support for mapper 78.1
  - Added support for mapper 78.3

 Fixes:
  - Reverted fix for Mapper 79
  - Fixed Burai Fighter status area (perilsensitive)
  - FME-7 IRQ Fix (lidnariq)
  - Disabled buggy audio sync

"fine with me" snj