Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56399
When recycling a Coyote request, ensure that Catalina request have been recycled.

Merged r1594436 r1594924 r1595887 from tomcat/trunk.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1595900 13f79535-47bb-0310-9956-ffa450edef68