* Use size of the video stream in VideoEffect's native code rather than hardcoded 640x480.
  * Other recent changes in earlier versions:
  * - Fix invisible status and skip setting custom message status for empty status messages.
  * - Fix exception with registrarless SIP account.
  * - Removes the PortAudioManager class because its name is too generic, spreads its functionality across the DeviceConfiguration and PortAudio classes.
  * - Display correctly the local video if we switch from desktop streaming to webcam or vice-versa.
  * - Disable the local video button if no camera is available.
  * - Implement isLocalVideoAllowed in the Jabber implementation of OperationSetDesktopStreaming.
  * - The interfaces for the call playback volume control.
  * - Local video and desktop sharing buttons enabled automatically when a direct video or desktop sharing call is made from the contact list.
  * - Try to fix disappearing desktop sharing check box. Note that the desktop sharing feature is not yet enabled.
  * - In case we launch an XMPP desktop sharing call, set the size of the screen.
  * - Remove debug output.
  * - Use an ItemListener instead of ChangeListener for JCheckbox because it seems that stateChanged is called when hoovering over it with mouse. Also set the size of the desktop in case we launch a desktop sharing call.
  * - Some logs added for debugging purposes.
  * - Fix max-forward headers. Enable proxy autoconfigure in sip account wizrad by default, and if not enabled proxy and port are required.
  * - Introducing voice messages user interface. Instant refresh of call history with new calls, when we're in call history view. Improved call history interface. Making sure to remove all operation set related gui listeners when a protocol provider is unregistered.
  * - The new logo svg source file.
  * - Windows icon with higher resolution. Filter duplicating events on message wiating indication. Jabber sometimes shows "apos;" instead of "'", must be fixed now.
  * - Fixes a NullPointerException in smiley replacement.
  * - When install SIP Communicator on Windows 64-bit using 64-bit installer, propose to install 64-bit JVM if no JVM or only 32-bit ones are installed.
  * - Horizontal flip for local video in call.
  * - Fixes ClassCastException in propertyChanged.
  * - Horizontal flip of the video in configuration form (mirror effect). Updates ffmpeg (revision 25669) and x264 (November 3th 2010 daily tarball) source trees for the ffmpeg JNI.
  * - Desktop Sharing: manage enabling/disabling local video and desktop sharing.
  * - Fixes NullPointerException when a message body isn't provided in the message waiting notify.
  * - Sip protocol fix event name for message waiting.
  * - Impelements switching on and off the streaming of video in Jingle calls, call/session transfer and audio conferencing (without the conference members being notified that they are in a conference).
  * - Message Waiting Indication for sip protocol (rfc3842).