Add a new -l parameter in order not to check the length of the responses. This...

Add a new -l parameter in order not to check the length of the responses. This can be usefull with dynamic pages.
PR9945, PR27888, PR42040

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1488644 13f79535-47bb-0310-9956-ffa450edef68