+ feature_balance => { type => 'boolean', default => 'true', not_null => 1 },
+ feature_datev => { type => 'boolean', default => 'true', not_null => 1 },
+ feature_erfolgsrechnung => { type => 'boolean', default => 'false', not_null => 1 },
+ feature_eurechnung => { type => 'boolean', default => 'true', not_null => 1 },
+ feature_ustva => { type => 'boolean', default => 'true', not_null => 1 },