Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=52045 Better document what "default" Manager implementation is. Also added a separate section about the pathname="" trick that is used to disable session persistence.
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=52045
Better document what "default" Manager implementation is.
Also added a separate section about the pathname="" trick that is used to disable session persistence.

git-svn-id: 79cef5a5a257cc9dbe40a45ac190115b4780e2d0@1185588 13f79535-47bb-0310-9956-ffa450edef68

Nickname0806/Test_Q4,Nickname0806/Test_Q4,apache/tomcat,Nickname0806/Test_Q4,apache/tomcat,Nickname0806/Test_Q4,apache/tomcat,apache/tomcat,apache/tomcat