Easytag with unicode support

ref: http://ubuntuforums.org/showpost.php?p=1714180

steps recorded:

1. install build env:

 sudo apt-get install build-essential binutils cpp cpio dpkg-dev file gcc libc6-dev make patch perl dh-make debhelper devscripts fakeroot lintian

2. install all needed to build libid3

 sudo apt-get build-dep libid3-3.8.3c2a

3. get sources

 mkdir ~/build && cd build
 apt-get source libid3-3.8.3c2a

4. edit the erring file:

 vi id3lib3.8.3-3.8.3/src/io_helpers.cpp

change the line 368 from

 unicode_t ch = (data[i] << 8) | data[i+1];

to

 unicode_t ch = (static_cast<unsigned char>(data[i]) << 8) | static_cast<unsigned char>(data[i+1]);

5. change the debian package version

 vi id3lib3.8.3-3.8.3/debian/changelog

change the version info of the first line, for
 
 id3lib3.8.3 (3.8.3-5.1.0.0.jason.1) ...

6. build it !

 cd id3lib3.8.3-3.8.3
 dpkg-buildpackage -us -uc -rfakeroot

7. got the deb @ ~/build and install it...