Implement master high-pass filter for EAXREVERB
Implement master high-pass filter for EAXREVERB

arkana-fts/openal-soft,Wemersive/openal-soft,mmozeiko/OpenAL-Soft,irungentoo/openal-soft-tox,aaronmjacobs/openal-soft,franklixuefei/openal-soft,franklixuefei/openal-soft,arkana-fts/openal-soft,alexxvk/openal-soft,Wemersive/openal-soft,BeamNG/openal-soft,mmozeiko/OpenAL-Soft,aaronmjacobs/openal-soft,alexxvk/openal-soft,irungentoo/openal-soft-tox,BeamNG/openal-soft