v2.1.0 (2017-09-06)

• Added measures to prevent SIGPIPE in case of a network error
• Implement anonymous https proxy support
• Allow to dynamically allocate memory to support larger messages
• Allow to specify amount of buffer space available to SDK at compile time
• Support the ESP8266/Arduino platform
• Check SSL certificate host names in OpenSSL/Gnutls
• Various minor bug fixes in code that handles invalid input

v2.0.0 (2017-07-17)

• Added a tutorial project and more examples
• cmake version requirement lowered from 3.4 to 2.8.11
  (found in some LTS distros)
• Added support for OpenSSL 1.1.0
• Fixed WebSocket frame encoding when payload length is 126 bytes
• Building without a TLS library is no longer supported
• Added parsers for different PDU types
• Added WebSocket ping / pong heartbeats
• Fixed bug in Apple TLS write method

v1.0.1 (2017-04-03)

• [Core] Fixed issue with payload_length parsing for case with
  extended payload length
• [iOS wrapper] Added Cocoapods spec
• Added support for RTM role authentication when using GNUTLS or Apple SSL
  library (in v1.0.0 there was support only for OpenSSL)

v1.0.0 (2017-03-07)

• Initial release.