Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=55500
Ensure async timeout is applied when using Servlet 3.0 async with the AJP NIO connector.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1519616 13f79535-47bb-0310-9956-ffa450edef68
Correct several incorrect formats of JdkLoggerFormatter.
-Remove duplicate spaces in front of log level.
-Add a space between logger name and message.
-use system property.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1519622 13f79535-47bb-0310-9956-ffa450edef68