Merge r1208067, r1208068, r1208069 from trunk:

whitespace

Some optimization... we have a hash, use it. Quicker than all
these string comparisons.

Ensure casing doesn't matter... (we know balancer->s->name is
lc)
Reviewed/backported by: jim


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1208071 13f79535-47bb-0310-9956-ffa450edef68