Log Message:
Changes 4.2.4:
Fix bugs:
- fix XM note and envelope retrig on delay effect
- fix XM keyoff reset on new note event
- fix retrig effect frame counter
- fix envelope update after manually set point
Other changes:
- fix Chiptracker pattern decoding
- fix AMF sample loop end
- fix false positives in Slamtilt format test
- refactor S3M arpeggio effect memory
- disabled incomplete DMF loader
- disabled incomplete DTT loader
- address clang-analyzer warnings