mod_authnz_ldap: Fail explicitly when the filter is too long. Remove
unnecessary apr_pstrdup() and strlen().


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1591012 13f79535-47bb-0310-9956-ffa450edef68
Correct typo as spoted in a comment in online doc

git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1591096 13f79535-47bb-0310-9956-ffa450edef68
Properly escape the < and >.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1591113 13f79535-47bb-0310-9956-ffa450edef68