Merge branch 'master' into milestones/2.0.0

lib/dao.js

@@ -339,10 +339,6 @@ module.exports = (function() {
   }
   }
 
 
   DAO.prototype.addAttribute = function(attribute, value) {
   DAO.prototype.addAttribute = function(attribute, value) {
-    if (typeof this.dataValues[attribute] !== 'undefined') {
-      return
-    }
-
     if (this.booleanValues.length && this.booleanValues.indexOf(attribute) !== -1 && value !== undefined) { // transform integer 0,1 into boolean
     if (this.booleanValues.length && this.booleanValues.indexOf(attribute) !== -1 && value !== undefined) { // transform integer 0,1 into boolean
       value = !!value
       value = !!value
     }
     }