Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56902
Merged revision 1621729 from tomcat/trunk:
Potential resource leak in Default Servlet
Based on a patch by Felix Schumacher

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1622270 13f79535-47bb-0310-9956-ffa450edef68
Merged revisions 1621725, 1621726, 1621727 from tomcat/trunk:
Partial fix for https://issues.apache.org/bugzilla/show_bug.cgi?id=56900
Fix resource leaks reading property files
Based on a patch by Felix Schumacher

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1622277 13f79535-47bb-0310-9956-ffa450edef68