feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/eventemitter2/CHANGELOG.md

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+# Change Log
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+For changes before version 2.2.0, please see the commit history
+
+## [5.0.1] - 2018-01-09
+
+### Fixed
+- Allow `removeAllListeners` to recieve `undefined` as an argument. @majames
+
+## [4.1.2] - 2017-07-12
+### Added
+- Correct listeners and listenersAny typings @cartant
+
+## [4.1.1] - 2017-03-29
+### Added
+- Use process.emitWarning if it is available (new Node.js) @SimenB
+
+## [4.0.0] - 2017-03-22
+### Fixed
+- Fix for EventAndListener in typescript definition. @thisboyiscrazy
+
+### Added
+- New Node 6 APIs such as `prependListener` and `eventNames`. @sebakerckhof
+
+## [3.0.2] - 2017-03-06
+### Fixed
+- Fixed `emitAsync` when using `once`. @Moeriki
+
+## [3.0.1] - 2017-02-21
+### Changed
+- Changed Typescript definition to take array of strings for event name. @thisboyiscrazy
+
+## [3.0.0] - 2017-01-23
+### Changed
+- Typescript definition now uses `EventEmitter2` instead of `EventEmitter2.eitter`. @gitawego
+
+## [2.2.2] - 2017-01-17
+### Fixed
+- Typescript definition for `removeAllListeners` can take an array. @gitawego
+
+## [2.2.1] - 2016-11-24
+### Added
+- Added missing parameters for emitAsync in typescript definition. @stanleytakamatsu
+
+## [2.2.0] - 2016-11-14
+### Added
+- option to emit name of event that causes memory leak warning. @kwiateusz
+
+### Fixed
+- component.json and bower.json got updated with latest version. @kwiateusz
+- missing globals in test suite got added in.  @kwiateusz