Update ACL\Login class with _GET/_POST login parameter

loginUserId parameter in _GET or _POST for direct login without username
and password.

This can be secured by:
- must login after x days from set loginUserId on
- can only login with loginUserId in given time range
- flag lock loginUserId

4dev/database/function/random_string.sql

@@ -1,7 +1,8 @@
 -- create random string with length X
 
 CREATE FUNCTION random_string(randomLength int)
-RETURNS text AS $$
+RETURNS text AS
+$$
 SELECT array_to_string(
 	ARRAY(
 		SELECT substring(
@@ -13,6 +14,7 @@ SELECT array_to_string(
 	),
 	''
 )
-$$ LANGUAGE SQL
+$$
+LANGUAGE SQL
 RETURNS NULL ON NULL INPUT
-VOLATILE; -- LEAKPROOF;
+VOLATILE; -- LEAKPROOF;