MSPB-132: Avoid deleting non-smartpbx created feature codes (#263)

submodules/strategy/strategy.js

@@ -3472,8 +3472,7 @@ define(function(require) {
 						entriesProp = _.get(configToEntries, configProp),
 						entries = _.get(featureCode, entriesProp);
 
-					return _.isUndefined(config)
-						|| !_.isEqual(entries, [expectedEntry]);
+					return !_.isUndefined(config) && !_.isEqual(entries, [expectedEntry]);
 				},
 				createFeatureCodeFactory = function createFeatureCodeFactory(featureCode) {
 					return function(callback) {