MIDI::Make v0.4.0

• Update LICENSE copyright year
• Remove extraneous release badge
• Add documentation for Test::Selector
• Change text ｢Example｣ to ｢Synopsis｣ in README.md
• Change anonymous copyright date from 2023 to 2022
• Refactor meta events: test, marker
• Add meta events:
  • text
  • lyric
  • cue
  • program
  • port
• Rename variabe str to s

MIDI::Make v0.3.0

• Add meta events:
  • instrument name
  • marker
  • copyright
• Refactor ｢everything｣ test
• Update README.md example

MIDI::Make v0.2.0

• Fix typos in comments
• Fix zef tests
• Rename t/main.rakutest to t/all.rakutest
• Add Github Workflows
• Add the shortnames tag to classes
• Comment out windows-latest YAML test
• Update README.md: add version, update example
• Implement Test::Selector

MIDI::Make v0.1.0

• Implement basic MIDI functionalities:
  • Create a MIDI file
  • Add tracks
  • Modify the tempo
  • Modify the time-signature
  • Create a note-on
  • Create a note-off
  • Provide the ♩ and \ operators