3.3.0

Features

• Added ecdhCurve option (#1228).

3.2.0

Features

• Added ability to specify the compression level (#1199).
• Added ability to limit the number of concurrent calls to zlib (#1204).

3.1.0

Features

• Added ability to specify the handshake request timeout (#1177).

Bug fixes

• Fixed an issue where CloseEvent#wasClean was incorrectly set to false for
  close codes in the 3000-4999 range (#1146).

3.0.0

Breaking changes

• Removed the upgradeReq property (#1099).
• Removed unnecessary events (#1100).
• Removed the flags argument from the 'message', 'ping', and 'pong'
  events (#1101).
• The permessage-deflate extension is now disabled by default on the server
  (#1107).

2.3.1

Bug fixes

• Fixed an issue that prevented WebSocket.prototype.close() from working
  properly when called from a listener of the headers event (732aaf0).

2.3.0

Features

• All hooks have now access to the upgrade request (#1070).
• The WebSocket client now emits a headers event (#1082).

2.2.3

Notable changes

• Added support for Node.js 4.1.0 - 4.4.7 (#1059).

Bug fixes

• Fixed a bug that caused the options argument to be reassigned when
  protocols was null (20bd7c7).

2.2.2

Bug fixes

• Fixed a linter issue that prevented tests from running on CITGM (#1050).

2.2.1

Bug fixes

• WebSocket.prototype.terminate() now closes the connection immediately even
  if the other peer fails to work properly (#1033).

1.1.4

Notable changes

• Removed istanbul coverage folder from npm package (fac50ac).