增加jfree依赖，打印chart图

pom.xml

@@ -135,14 +135,6 @@
 					<groupId>com.ibm.icu</groupId>
 					<artifactId>icu4j</artifactId>
 				</exclusion>
-				<exclusion>
-					<groupId>org.jfree</groupId>
-					<artifactId>jcommon</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>org.jfree</groupId>
-					<artifactId>jfreechart</artifactId>
-				</exclusion>
 				<exclusion>
 					<groupId>org.codehaus.castor</groupId>
 					<artifactId>castor-xml</artifactId>