v6.1.6

• Fix some bugs (SocketEnginePollable crashes and build failures for Objective-C)

v6.1.5

• Hopefully fix race condition dealing with the ack manager
• Fix Swift package manager

v6.1.4

• Fix disconnect not being triggered on disconnects

v6.1.3

• Add Security(SSLSecurity) option. Useful if you wish to do SSL pinning.
• Add experimental SocketManager.
• Fix Unknown SID bug on disconnect.

v6.1.2

• engineDidOpen is no longer an optional method.
• Use the default binary placeholder instead of a placeholding string. Allows removing of SwiftRegex.
• Remove SwiftRegex as a dependency.
• Bump WebSocket version.

v6.1.1

• Fix regression in connectParams encoding
• Rename SocketIOClientStatus.Closed to .Disconnected

v6.1.0

• socket.id now matches what socket.io-server socket.id returns
• bump websocket versions
• Removes deprecated methods and inits

v6.0.0

• Support for Swift 2.2
• Rework reconnecting

v5.5.0

• Fix bug in connectWithTimeout
• Standardize engine and client api

v5.4.1

• Fix sending strings with quotes