Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=57209
Add new JNDIRealm configuration userSearchAsUser

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc8.0.x/trunk@1645456 13f79535-47bb-0310-9956-ffa450edef68
Don't hard-code domain of StoreConfig MBean to 'Catalina' but use the domain name configured for the associated server.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc8.0.x/trunk@1645466 13f79535-47bb-0310-9956-ffa450edef68