replace custom "deep" clone cruft with lo-dash deepClone() (seeing as we now hav…

…e lo-dash as a replacement for underscore)

lib/dao-factory.js

@@ -297,28 +297,9 @@ module.exports = (function() {
   }
 
   DAOFactory.prototype.findAndCountAll = function(options) {
-    // this 'options cloner' is a bit hacky, should probably
-    // be somewhere more central -- we essentailly need this
-    // because in certain cases the "where" property of an options
-    // object is clobbered (shallow clone does not help) by a method named
-    // "getWhereConditions" (I think)
-    var clone = function(v, repls) {
-      if (Utils._.isObject(v)) {
-        v = Utils._.clone(v);
-
-        if (Utils._.isObject(v.where))
-          v.where = Utils._.clone(v.where);
-      }
-
-      if (Utils._.isObject(repls))
-        v = Utils._.extend({}, v || {}, repls);
-
-      return v;
-    };
-
     var self  = this
-      , opts  = clone(options)
-      , copts = clone(options, {
+      , opts  = Utils._.cloneDeep(options)
+      , copts = Utils._.extend({}, Utils._.cloneDeep(options) || {}, {
           // no limit, offset, order or include for the options given to count()
           offset   : 0,
           limit    : 0,