Merged revision 1430481 from tomcat/trunk:
Review the section on setting the environment variables.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1430483 13f79535-47bb-0310-9956-ffa450edef68
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=54377
Correctly set request attributes for AccessLog in RemoteIpFilter
Patch by Violeta Georgieva

git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1430489 13f79535-47bb-0310-9956-ffa450edef68