* use the lassospkit sessionid as a real session id for logout
* change redirects to relative url around exemple1.php
* show attributes
* lassospkit_endpoints.php:
- store in var $currentHttpMethod the current http method.
- add documentation to methods
- handle relaystate in slo endpoints
* Makefile: remove ending slash from dest directories, set owner of data
directory to www-data
* saml2.php: use baseUrl config key as baseUrl for generating metadatas
* fix orthographe accés => accès
* locate lasso.php using init_get('extension_dir')
* add handling of .php extension fo lassospkit_configgen.inc.ph
* execute session_start() in lassospkit_utils_session if $use_session == 1
* in endpoints/saml2 if an exception occur use it as the error message and return to the error relaystate
* in autopersistent use the userID as a key if nothing else
* add a timeout for lasso own session of 1 hour