Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56010
Documentation part of the fix

The constants mentioned in JspFactory.getPageContext(..) belong to JspWriter. There are no such constants in PageContext.
Javadoc in JavaEE 7 (as referenced in bug 56010) has been updated.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574004 13f79535-47bb-0310-9956-ffa450edef68
Note DBCP update to a release version.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574052 13f79535-47bb-0310-9956-ffa450edef68
Avoid possible NPE (it really needs to throw a rejected execution instead anyway).

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574162 13f79535-47bb-0310-9956-ffa450edef68
Fix wrong booleans (which shouldn't change anything in practice, but the code is wrong).

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574163 13f79535-47bb-0310-9956-ffa450edef68
Avoid possible NPE.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574167 13f79535-47bb-0310-9956-ffa450edef68
Handle the maxActive -> maxTotal rename

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574229 13f79535-47bb-0310-9956-ffa450edef68
Use the log fallback to log access anyway when something unexpected occurs. Do the same at the end of event to avoid the possibility of skipping recycling.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1574413 13f79535-47bb-0310-9956-ffa450edef68