* libcdio's unicode16_decode() was not decoding labels at all,
but simply stripping the MSB of the UDF USC-16 sequences
* use an actual conversion to UTF-8
* also update the rest of udf_fs.c to latest libcdio version
* closes#285
* Fix for broken UDF access with MSVC on some images
(eg. Arch Linux)
* Fix for broken Joliet access on ISO9660 images and
proper Joliet support in iso.c
* required for Linux distros such as Arch Linux
* also added udf_get_logical_volume_id to libcdio and other fixes
* also prevents overwrite of ldlinux.sys from ISO
* closes#36
* bootmgr ISOs only
* extraction and ISO support UI improvements
* UTF8 support through CreateFileU
* cancellation on ISO file extraction
* switch to using CreateThread