Moved description of ALLOW_NAME_ONLY option, so that it is near other "allow" options, and corrected an error:
The old text was saying that "true" = enforcing. Actually "true" is allowing, as the option name says.

This is partial backport of r1627912.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1627956 13f79535-47bb-0310-9956-ffa450edef68