* Fixes scratchy sounding triangle channel, noticeable in Super Mario Bros. 3 (resampler waveform decay issue)
* Pass test: apu_reset/len_ctrs_enabled
* Pass test: blargg_ppu_tests_2005.09.15b/power_up_palette
* Remove overclocking hack
* Revert the PPU to a mostly clean state and replay working community fixes from Nestopia UE on top - Do not include Burai Fighter status bar fix or Dendy timing fixes as they cause regressions
* Correctly implement opcodes 9C and 9E
* Correctly count cycles and write correct value to 0x4017 on soft reset
* Tweak hard reset cycle timing
* Properly implement behaviour of Camerica mapper (71)
* Improve MMC5 emulation accuracy and add Sim City to NstDatabase.xml
* Correctly handle NAMCOT-3301 boards with 8K PRG ROM, add entries for Galaxian and Galaxian (Rev A) to NstDatabase.xml