libgda and libgnomedb 3.0 API Freeze

libgda and libgnomedb 3.0 are now API frozen since their latest release, this time for real as per our simple release schedule. This is the right time to look over the API in the latest tarballs. Final release is due for April 4th, 2007.

Corresponding libgdamm and libgnomedbmm tarballs have also been released for the C++ bindings. And Armin has started porting Glom to the new API in a branch.