* Do a better estimation on how elements we should allocate:

  Preallocate the number of ranges as number of elements as this works good
  for well behaving clients which we assume to be the most cases, but do
  cut this at the arbitrary number of 100 to avoid too large preallocations.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1162565 13f79535-47bb-0310-9956-ffa450edef68