[FIX] compatibility with dbfilter_from_header

[ADD] mention dbfilter_from_header in the module description

auth_from_http_basic/__init__.py

@@ -19,14 +19,14 @@
 #
 ##############################################################################
 from openerp.addons.web.http import WebRequest
-from openerp.addons.web.controllers.main import db_list
+from openerp.addons.web.controllers import main as web_main
 
 old_init = WebRequest.init
 
 def init(self, params):
     old_init(self, params)
     if self.httprequest.authorization and not self.session._login:
-        dbs = db_list(self)
+        dbs = web_main.db_list(self)
         self.session.authenticate(
                 dbs and dbs[0],
                 self.httprequest.authorization.username,

auth_from_http_basic/__openerp__.py

@@ -30,8 +30,11 @@ webserver handle authentication and pass the login information via HTTP headers
 to the application it proxies.
 
 This addon allows for this setup. Technically, it picks up the HTTP
-Authorization header, extract a username and a password from that and tries to
-login into the first database found in the database list.
+Authorization header, extracts a username and a password and tries to login
+into the first database found in the database list.
+
+If you have to set a specific database, possibly depending on the login
+provided, use the addon dbfilter_from_header.
     """,
     "category" : "",
     "depends" : [