(Android) Logitech Dual Action - AKEYCODE_BACK does Select
Rework SINC resampler. Use Kaiser window.
Clarify requirements for NEON.
(NGC) Add Gamecube readme + dist script + fix build
Start using LERP optionally for SINC again.
De-hardcode number of SINC taps.

Prepare for possible downsampling.
(Android) Ability to use AKEYCODE_BACK for pads
(Xbox 1) Buid fix
Fix downsampling for SINC.
(Android) Fixes Madcatz fighting stick - now autodetected -
R1/R2 button properly configured for SF-style games
Use -ffast-math.

Helps SINC resampler to auto-vectorize.
Fix SNR test getting broken result.
Use higher precision Kaiser.

Add test case for Kaiser window in MATLAB.
(RGUI) build fix
Use GLX 1.3 more correctly.
(NGC) Remove sidestep code
(NGC) Undefine HAVE_LIBRETRO_MANAGEMENT for Gamecube
Bump up to version 0.9.8.4
Add one more note to CHANGELOG for Xbox 1
(GX) Wii - platform_gx_exec.c accidentally got removed