[DOXIA-455] No XML Entity Encoding (Escaping) is done in FO Footer Generation 
Patch contributed by Birger Zimmermann, reviewed by Robert Scholte
Only code formatting has been changed

git-svn-id: https://svn.apache.org/repos/asf/maven/doxia/doxia/trunk@1462625 13f79535-47bb-0310-9956-ffa450edef68