Release 0.5.9
=============

  * gige/usb3vision: device detection fixes (Nils)
  * stream: allow to handle circular buffer from callback (Nils)
  * build: OSX documentation fix (Mark)
  * viewer: latency improvements (Emmanuel)
  * viewer: show protocol in camera list view (Emmanuel)
  * gigevision: faster connection to devices (Emmanuel)
  * gigevision: PENDING ACK support (Emmanuel)
  * gige/usb3vision: use vendor aliases for default device id (Emmanuel)