It has barely been three weeks and The Document Foundation has almost come up with first update to LibreOffice 3.3. The update is not final and is a Release Candidate meant for testing.
There are many fixes, improvements and translation updates in this RC apart from new file mimetypes icons. You can read more about release announcement and all the changes from here
There has been a very interesting post about the way new icons were designed. You can read it from here. Screenshots of old and new icons:
The new update is not final and it is not meant to be used for production purposes. If you want to try, you can download RC to the first update from here