chore(deps-dev): bump eventemitter2 from 2.2.1 to 6.4.3

[dependabot-preview]

Bumps eventemitter2 from 2.2.1 to 6.4.3.

Release notes

Sourced from eventemitter2's releases.

v6.0.0

Improved performance by not creating _events if there are no publishers

EventEmitter2/EventEmitter2@4.1.0...v6.0.0

Version 4.0.0 - New Node 6 methods

Fixed

• Fix for EventAndListener in typescript definition. @thisboyiscrazy

Added

• New Node 6 APIs such as prependListener and eventNames. @sebakerckhof #210

Version 3.0.0 - Changes to Typescript definition

• Typescript definition now uses EventEmitter2 instead of EventEmitter2.emitter. @gitawego

Version 2.2.2 - Fixes for removeAllListeners typescript definition

• Typescript definition for removeAllListeners can take an array. @gitawego

Changelog

Sourced from eventemitter2's changelog.

[6.4.3] - 2020-06-18

Fixed

• ignoring the objectify option in wildcard mode (#265) @DigitalBrainJS
• waitFor listeners leakage issue (#262) @DigitalBrainJS

[6.4.2] - 2020-05-28

Fixed

• removed eval usage to avoid Content Security Policy issue (#259) @DigitalBrainJS

[6.4.1] - 2020-05-10

Fixed

• increased emitter performance in wildcard mode @DigitalBrainJS

[6.4.0] - 2020-05-04

Added

• Symbol events support for simple and wildcard emitters #201 @DigitalBrainJS
• emitter.hasListeners method #251 @DigitalBrainJS
• emitter.listenTo & emitter.stopListeningTo methods for listening to an external event emitter of any kind and propagate its events through itself using optional reducers/filters @DigitalBrainJS
• async listeners for invoking handlers using setImmediate|setTimeout|nextTick (see async, promisify and nextTicks options for subscription methods) @DigitalBrainJS
• Ability for subscription methods to return a listener object to simplify subscription management (see the objectify option) @DigitalBrainJS
• micro optimizations for performance reasons @DigitalBrainJS

Fixed

• Event name/reference normalization for the this.event property #162 @DigitalBrainJS
• Bug with data arguments for Any listeners #254 @DigitalBrainJS
• emitter.eventNames now supports wildcard emitters #214 @DigitalBrainJS

[6.3.0] - 2020-03-28

Added

• emitter.getMaxListeners() & EventEmitter2.defaultMaxListeners() @DigitalBrainJS
• EventEmitter2.once for feature parity with EventEmitter.once @DigitalBrainJS

[6.2.1] - 2020-03-20

Fixed

• #153 - global scope is no longer defaulted to the window variable, now supports workers. @DigitalBrainJS

[6.2.0] - 2020-03-20

Added

• waitFor method to wait for events using promises @DigitalBrainJS

[6.1.0] - 2020-03-19

Commits

• 7222f01 6.4.3
• f2693fd [Release 6.4.3] Fixes #259 waitFor listeners leakage (#263)
• f76d81e 6.4.2
• 1e521f9 [Release 6.4.2] removed eval usage to avoid Content Security Policy issue (#2...
• bca5769 6.4.1
• 8efdfac Merge pull request #258 from EventEmitter2/dev
• 52dd691 removed debugger statement;
• 6314933 Improve emitter.eventNames description and code example;
• 764d738 Fixed typo in README code example;
• 06b5a5e Fixed typo in README code example;
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #48.