[Typo3] Proper e-mail encoding for extensions

[Jan Bednarik]

> Hi Jan,
> Thanks for making your changes public. However, I can't replace my 
> class.t3lib_htmlmail.php with a file from an unkown source for security 
> reasons. Can you describe which changes you made?
Well, you could use diff for example :) Or you can compare differences 
in two files in programs such as Total Commander, PsPad. Anyway, here's 
the diff for htmlmail: http://www.bednarik.org/t3lib_htmlmail.txt

--
Jan Bednarik