Bump websocket-extensions from 0.1.1 to 0.1.4

[dependabot]

Bumps websocket-extensions from 0.1.1 to 0.1.4.

Changelog

Sourced from websocket-extensions's changelog.

0.1.4 / 2020-06-02

• Remove a ReDoS vulnerability in the header parser (CVE-2020-7662, reported by Robert McLaughlin)
• Change license from MIT to Apache 2.0

0.1.3 / 2017-11-11

• Accept extension names and parameters including uppercase letters
• Handle extension names that clash with Object.prototype properties

0.1.2 / 2017-09-10

• Catch synchronous exceptions thrown when calling an extension
• Fix race condition caused when a message is pushed after a cell has stopped due to an error
• Fix failure of close() to return if a message that's queued after one that produces an error never finishes being processed

Commits

• 8efd0cd Bump version to 0.1.4
• 3dad4ad Remove ReDoS vulnerability in the Sec-WebSocket-Extensions header parser
• 4a76c75 Add Node versions 13 and 14 on Travis
• 44a677a Formatting change: {...} should have spaces inside the braces
• f6c50ab Let npm reformat package.json
• 2d211f3 Change markdown formatting of docs.
• 0b62083 Update Travis target versions.
• 729a465 Switch license to Apache 2.0.
• 2af2c18 Bump version to 0.1.3.
• 50bcedd Test on Node v9.
• Additional commits viewable in compare view

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