增加，liferay定制的jar
diff --git a/tomcat-7.0.72/conf/catalina.properties b/tomcat-7.0.72/conf/catalina.properties
index 23d4edb..cb4e5d5 100644
--- a/tomcat-7.0.72/conf/catalina.properties
+++ b/tomcat-7.0.72/conf/catalina.properties
@@ -46,7 +46,7 @@
# "foo/*.jar": Add all the JARs of the specified folder as class
# repositories
# "foo/bar.jar": Add bar.jar as a class repository
-common.loader=${catalina.base}/lib,${catalina.base}/lib/*.jar,${catalina.home}/lib,${catalina.home}/lib/*.jar
+common.loader=${catalina.base}/lib,${catalina.base}/lib/*.jar,${catalina.home}/lib,${catalina.home}/lib/*.jar,${catalina.home}/lib/ext,${catalina.home}/lib/ext/*.jar
#
# List of comma-separated paths defining the contents of the "server"