v1.4.0 - Power, settings, and playback speed

• Remove the unused Idle Sleep WIP setting.
• Add Triple-Press Wake as an optional Screen Saver wake guard.
• Add configurable low battery auto-save for active recordings.
• Simplify the Help menu and remove visible WIP settings.
• Add settings reset confirmation and show the current firmware version in
  settings.
• Add live playback speed control with [ and ].
• Add a configurable playback seek step with a 5-second default.

Full Changelog: v1.3.0...v1.4.0