升级Tomcat版本 apache-tomcat-7.0.77
diff --git a/tomcat-cas/webapps/manager/META-INF/context.xml b/tomcat-cas/webapps/manager/META-INF/context.xml
index 33ecf23..7afc3a8 100644
--- a/tomcat-cas/webapps/manager/META-INF/context.xml
+++ b/tomcat-cas/webapps/manager/META-INF/context.xml
@@ -15,7 +15,7 @@
   See the License for the specific language governing permissions and

   limitations under the License.

 -->

-<Context antiResourceLocking="false" privileged="true" useHttpOnly="true" >

+<Context antiResourceLocking="false" privileged="true" >

   <!--

     Remove the comment markers from around the Valve below to limit access to

     the manager application to clients connecting from localhost