Ensure that connectionCount remains thread-safe

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1528166 13f79535-47bb-0310-9956-ffa450edef68
If there are sockets to close, close them rather than waiting for the
next Poller run.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1528169 13f79535-47bb-0310-9956-ffa450edef68
Address issue reported with high CPU usage under low load load.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1528171 13f79535-47bb-0310-9956-ffa450edef68
More debug logging for the APR/native connector.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1528172 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=55383
Improve markup of HTML page.
Fix broken link to "ServletToJsp.java.html" - it is generated by Ant txt2html task.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1528178 13f79535-47bb-0310-9956-ffa450edef68