Michu2k Accordion Versions Save

• Update .npmignore

• Adjusted styles
• Fixed a bug when defined IDs were overwritten
• Fixed a bug when currFocusedIdx wasn't set correctly
• Fixed a bug with transition event fired too often
• Replaced deprecated keyCode event
• Escape class names in selectors
• ESLint: Enable no-unused-vars rule
• pkg.json: Changed min Edge version to 80

• Moved execution of beforeOpen fn before panel calculation

• Fixed a bug when updateARIA wasn't fired when the closeAll function was called
• openAll and closeAll will only work on open/close elements, added missing onClose & onOpen calls

• Added onlyChildNodes option
• Fixed a bug with incorrect visiblity when openOnInit was set to 0 and more elements were loaded.
• Added additional packages and settings to the gulp config

• Added .update() method
• Updated packages

• Fixed accordion icon state

• Support for nested accordions

The new major Accordion update is here! :fire: Many new options have been added and the core has been updated to meet the new accessibility standards.

• Refactoring & Optimization
• Added keydown handlers (space, arrowUp, arrowDown, home, end)
• Added openOnInit option,
• Added collapse option
• Added activeClass option
• Added beforeOpen option
• Added onOpen option
• Added beforeClose option
• Added onClose option
• Added open method
• Added close method
• Added toggle method
• Added openAll method
• Added closeAll method
• Added toggle method
• Added destroy method
• Updated HTML structure
• Updated CSS classes
• Updated ARIA
• Renamed options:
  • questionClass => triggerClass
  • answerClass => panelClass
  • closeOthers => showMultiple
  • aria => ariaEnabled
• Removed itemNumber option
• Removed showItem option
• Removed onToggle option
• Removed targetClass option
• Removed IE support :cry:

• Added .attachEvents() & .detachEvents() functions - #8 Thanks @northkode for the idea
• Core changes
• Updated packages
• Updated README.md