Changes 5.4.9 -> 5.5.0:
- Editor: Fix crash when pasting track or block from an old song into a new song.
- Load: Show warning if loading song saved with a different jack samplerate since they can sound slightly different.
- Sequencer: Fix automation when loading song saved with a different jack sample rate.
- Sequencer: Fix volume envelope when loading song saved with a different jack sample rate.
- Sequencer: Fix song tempo automation when loading song saved with a different jack sample rate.
- Sequencer: Fix undo/redo for enable/disable envelope.
- Sequencer: Fix failure to load some recent songs saved with a different jack samplerate.
- Sequencer: Fix positions of subsequent blocks when changing stretch of a block with a custom tempo multiplier value.
- Editor: Also mute FX automation when track is muted. And in addition, add option to not mute FX automation when track is muted to keep compatibility with older songs.
- Load: Fix mixer comment on/off status.