Add temp findbugs excludes so we can start to fail on warnings

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1622466 13f79535-47bb-0310-9956-ffa450edef68
Add temp findbugs 2.0.3 excludes so we can start to fail on warnings

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1622467 13f79535-47bb-0310-9956-ffa450edef68
Revert findbugs

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1622485 13f79535-47bb-0310-9956-ffa450edef68