Changes 5.5.0 -> 5.5.1:
- Load song: Fix semi-rare crash introduced in 5.5.0.
- Editor: Try to track down a rare bug happening when deleting a velocity text entry.
- Sequencer: Fix initial envelope duration for audio files.
- Sequencer: Fix undo/redo for fade in / fade out.
- Mixer: Fix mixer object position in the modular mixer after redoing adding instrument.
- Update checker: Fix update checker. Broken since around 4.4.0.
- Sequencer: Internal simplification. This also fixes some minor bugs.
- Audio: Support drag-and-drop of .mrec files.
- Audio: Add option to let main pipe have 8 channels.
- Audio: Add 8 channel versions of System Out, System In, Pipe, Jack In, and Jack Out.
- Sequencer: Paint all of the sequencer block area affected by the envelope. I.e. from start to end of block, not just below the envelope.
- Audio: Fix equalizer blowing up when frequencies are set higher than samplerate/2. Fixes for lowpass, lowshelf, highshelf, and higpass.
- API: getAudioInstrumentDescription, internalReplaceMainPipe, undoSeqblockFades