0.9.5 (unstable):

* Bin: Added properties and vfuncs.
* ChildProxy: Added properties and vfuncs.
* Clock:
  - Added get/set_calibration().
  - Added properties and vfuncs.
* Element:
  - Added found_tags() and found_tags_for_pad(), create() and parse().
  - Used ArrayHandle<> for methods that return an array of QueryType.
  - Added vfuncs.
  - Derive from Gst::Interface.
* Added GhostPad
* Index: Added signals and properties. Made IndexEntry::assoc_map() const.
* Added MessageTag.
* Pad: Added add_{data,buffer,event}_probe() methods.
* PadTemplate: Wrapped members name_template, direction, and presence.
* Parse: Throw errors as exceptions.
* Pipeline: Added properties.
* Structure: Renamed is_empty() and get_size() methods to empty() and size(), 
  for consistency with the standard C++ library.
* Added TagList.
* Added TagSetter.
* Xml: Added "object-loaded" signal.
* Documentation:
  - New media_player_gtkmm example which can play music or video files.
  - Improved reference documenation.
* A huge number of other improvements.
  (José Alburquerque, José Alburquerque, and José Alburquerque)



0.9.4 (unstable):