Changelog:
===========
* Fix parsing of ID3v2.2 frames.
* Tolerate MP4 files with unknown atom types as generated by Android tools.
* Support setting properties with arbitrary names in MP4 tags.
* Windows: Fix "-p" option in tagwriter example.
* Support building with older utfcpp versions.
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>