Libraries used.
Three tools to extract usefull information from logs, to sort logs and to merge a reference data file with a log file.
- Avoid unvalid path location of gcsv_tri.corps.php issue.
- Add -pos option that works like old no -col neither -cpt option used.
- Use all not sortkey columns as result column (-col column) if neither
  -col, -cpt nor -pos option is used.
Authentication CGI based of Chris Zagar's ticket class defined for ezproxy  (reverse proxy).
Usefull when all users are in one of the two categories :
- Having a CAS SSO registered account.
- Having a LDAP registered account.
Complete informations on users can be in LDAP or in ODBC Database
just information complements
Redirection tool that take effects only for the proxied resources URL.
Merge pull request #1 from bmenette/master

UL tools
Extractor can create a URL Host column reordered to be used to sort easyly and logicaly the result on that column.
Merge branch 'master' of https://github.com/ezpaarse-project/ezpaarse-tools

Conflicts:
	accesRef/hosts_domains/config.txt
	accesRef/traitements/cree_liste_hosts.php
	cgi_auth/alire.txt
	cgi_auth/readme.txt
	libs/codage_bijectif.class.php
	log_tools/gcsv_extractor.php
	log_tools/gcsv_extrait.corps.php
	log_tools/gcsv_extrait.php
	log_tools/gcsv_sort.php
	log_tools/gcsv_tri.corps.php
	log_tools/gcsv_tri.php
Add coluhostrv result option . Same as coluhost but with logical order of
domain segments i.e. somedb.someserv.domain is rewritten
domain.someserv.somedb .
It can then be piped with gcsv_sort .
Adjustment of use mod of files
Add formular to give an IP to test with test_IP.php
Bug fixes about use of external customized functions (-xtrt module.php)
the same previous for injector and sort