Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56217
Left align makes more sense as entries might be very long

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1574482 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56213
Reduce GC when NIO connector is under load. Results in a small performance improvement. KeyReferences and finalizer references were accounting for 30%+ of the heap during my load tests before this patch.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1574484 13f79535-47bb-0310-9956-ffa450edef68