Log Message:
Updated to version 2.0.0.

Addresses PR pkg/20446 by Matthias Friedrich.

Changes:

2.0.0:
======
- Removed some spurious C++ comments from mb_c.h
- Fixes and improvements to the python language bindings and tools
- Updated NetBSD cdrom reading code

2.0.0-pre4:
===========
- Two new functions have been added:
    mb_GetFragmentFromURL - Retrieve a fragment from a URI
    mb_GetOrdinalFromList - Retrieve a list ordinal from a given list --
                            this is sometimes needed to determine the
                            location of an item in a list. (e.g. a track
                            in an album in order to find the track number)
- The TRM code has been updated for TRM B#er.
- New queries have been added to queries.h in order to support the improved
  FileLookupInterface.
- The client library now uses the mm-2.1 and mq-1.1 namespaces.
- The client library will now be referred to as libmusicbrainz

2.0.0-pre1:
===========
- Added authentication support
- Added new queries
- Added support for submitting client version to the server during TRM
  submits
- Updated client code for TRM B#er