htmlspecialchars break only iso-2022 (http://en.wikipedia.org/wiki/ISO_2022).
use of iso-2022 charsets in internet communications is deprecated.
git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@9631
7612ce4b-ef26-0410-bec9-
ea0150e637f0
Errors from the backend are cleaned up in this class because we not always
have control over it when error output is generated in the backend.
If this appears to be wrong place then clean it up at the source (the backend)
- Possible problems, translated strings in utf8? (stekkel)
*/
/**