LMMS/lmms — pull request #1445 by diizy (2014-12-15 08:44:02+00:00)
Title: Crossover EQ initial commit, also fix bugs in LR4 filter and Fader

- Linkwitz-Riley works now
- Fader now works with custom gfx
- Crossover EQ: A 4-band tone stack -type equalizer that splits the signal into 4 bands with adjustable crossovers.