[LOGMGR-104] SyslogHandler doesn't handle multi-byte characters

As I wrote in LOGMGR-104, I tried to log multi-byte message with both of org.jboss.logmanager.handlers.SyslogHandler and org.apache.log4j.net.SyslogAppender for same message, only SyslogHandler output were corrupted. like this: 
![syslog](https://f.cloud.github.com/assets/6468155/2365232/42e142f6-a6b7-11e3-881a-01a004b0725c.png)

Somes codes taken from http://info.michael-simons.eu/2013/01/21/java-mysql-and-multi-byte-utf-8-support/