[server/querier] stop passing a rqlst to empty_rset
(py.warnings) WARNING: /home/jcr/src/cw/cubicweb/server/querier.py:46: DeprecationWarning: [3.20] rqlst parameter is deprecated
return ResultSet([], rql, args, rqlst=rqlst)
import ConfigParser
try:
undo_actions = config.cfgfile_parser.get('MAIN', 'undo-support', False)
except ConfigParser.NoOptionError:
pass # this conf. file was probably already migrated
else:
config.global_set_option('undo-enabled', bool(undo_actions))