include without array

lib/dao-factory.js

@@ -1342,6 +1342,11 @@ module.exports = (function() {
     options.includeMap = {}
     options.hasSingleAssociation = false
     options.hasMultiAssociation = false
+
+    if (!Array.isArray(options.include)) {
+      options.include = [options.include]
+    }
+
     options.include = options.include.map(function(include) {
       include = validateIncludedElement.call(this, include, options.daoFactory, tableNames)