Fix possible NPE highlighted by Eclipse

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616759 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=54227
Proper fix for max age evaluation at time of borrow. It should be done during borrow, not during setup. Setup does not perform proper initialization

Rename checkUser, poor name, hard to understand what the return value is

Fix unit test around pool thread renaming

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616760 13f79535-47bb-0310-9956-ffa450edef68
Fix typo that meant logSlow was not read

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616761 13f79535-47bb-0310-9956-ffa450edef68
Add missing deprecation annotation

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616762 13f79535-47bb-0310-9956-ffa450edef68
Whitespace police

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616763 13f79535-47bb-0310-9956-ffa450edef68
Fix Checkstyle & IDE warnings. Mostly import use/order.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616764 13f79535-47bb-0310-9956-ffa450edef68
Amendment to r1616759. Thanks markt

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616767 13f79535-47bb-0310-9956-ffa450edef68
Whitespace police

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616776 13f79535-47bb-0310-9956-ffa450edef68
Update changelog with recent fixes

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1616789 13f79535-47bb-0310-9956-ffa450edef68