Log Message:
Update chat/{libpurple,pidgin} to version 2.11.0

version 2.11.0 (06/21/2016):
	General:
	* 2.10.12 was accidentally released with new additions to the API and
	  should have been released as 2.11.0.  Unfortunately, we did not catch
	  the mistake until after 2.10.12 was released, but we're fixing it now.
	  See ChangeLog.API for more information.
	* Include the Mozilla certificate bundle. This fixes connecting to servers
	  with certificates from Let's Encrypt.
	* Remove all 1024-bit CAs

	libpurple:
	* media: fix an issue with ximagesink displaying only a corner cut-out of
	  a larger webcam video (Jakub Adam)
	* mediamanager: update output window destruction so that it reflects recent
	  changes in the media pipeline structure (Jakub Adam)
	* Ported Instantbird's CommandUiOps to libpurple (Dequis)

	Pidgin:
	* Fixed #14962
	* Fixed alignment of incoming right-to-left messages in protocols that
	  don't support rich text
	* Fix a potential crash while exiting pidgin

	Windows-Specific Changes:
	* Use getaddrinfo for DNS to enable IPv6 (#1075)
	* Updates to dependencies:
		* NSS 3.24 and NSPR 4.12.

	AIM:
	* Add support for the newer kerberos-based authentication of AIM 8.x

	Bonjour
	* Fixed building on Mac OSX (Patrick Cloke) (#16883)

	ICQ:
	* Stop truncating passwords to 8 characters like old ICQ clients did.
	  (#16692). If you actually needed this, truncate your password
	  manually by pressing backspace a few times.

	IRC:
	* Base64-decode SASL messages before passing to libsasl (#16268)

	MXit
	* Fixed a buffer overflow.  Discovered by Yves Younan of Cisco Talos.
	  (TALOS-CAN-0120)
	* Fixed a remote out-of-bounds read.  Discovered by Yves Younan of Cisco
	  Talos.  (TALOS-CAN-0140)
	* Fixed a remote out-of-band read.  Discovered by Yves Younan of Cisco
	  Talos.  (TALOS-CAN-0138, TALOS-CAN-0135)
	* Fixed an invalid read.  Discovered by Yves Younan of Cisco Talos
	  (TALOS-CAN-0118)
	* Fixed a remote buffer overflow vulnerability.  Discovered by Yves
	  Younan of Cisco Talos.  (TALOS-CAN-0119)
	* Fixed an out-of-bounds read discovered by Yves Younan of Cisco Talos.
	  (TALOS-CAN-0123)
	* Fixed a directory traversal issue.  Discovered by Yves Younan of Cisco
	  Talos (TALOS-CAN-0128)
	* Fixed a remote denial of service vulnerability that could result in
	  a null pointer dereference.  Discovered by Yves Younan of Cisco Talos.
	  (TALOS-CAN-0133)
	* Fixed a remote denial of service that could result in an out-of-bounds
	  read.  Discovered by Yves Younan of Cisco Talos (TALOS-CAN-0134)
	* Fixed multiple remote buffer overflows.  Discovered by Yves Younan of
	  Cisco Talos.  (TALOS-CAN-0136)
	* Fixed a remote NULL pointer dereference.  Discovered by Yves Younan of
	  Cisco Talos (TALOS-CAN-0137)
	* Fixed a remote code execution issue discovered by Yves Younan of Cisco
	  Talos.  (TALOS-CAN-0142)
	* Fixed a remote denial of service vulnerability in contact mood
	  handling.  Discovered by Yves Younan of Cisco Talos (TALOS-CAN-0141)
	* Fixed a remote out-of-bounds write vulnerability.  Discovered by Yves
	  Younan of Cisco Talos. (TALOS-CAN-0139)
	* Fix a remote out-of-bounds read.  Discovered by Yves Younan of Cisco
	  Talos.  (TALOS-CAN-0143)