Remove unused cached relations, closes #134

lib/abstract-class.js

@@ -37,13 +37,6 @@ AbstractClass.prototype._initProperties = function (data, applySetters) {
     var properties = ds.properties;
     data = data || {};
 
-    Object.defineProperty(this, 'cachedRelations', {
-        writable: true,
-        enumerable: false,
-        configurable: true,
-        value: {}
-    });
-
     Object.defineProperty(this, '__data', {
         writable: true,
         enumerable: false,
@@ -735,7 +728,6 @@ AbstractClass.belongsTo = function (anotherClass, params) {
     this.prototype[methodName] = function (p) {
         if (p instanceof AbstractClass) { // acts as setter
             this[fk] = p.id;
-            this.cachedRelations[methodName] = p;
         } else if (typeof p === 'function') { // acts as async getter
             this.__finders__[methodName](this[fk], p);
             return this[fk];

lib/schema.js

@@ -353,7 +353,7 @@ Schema.prototype.defineForeignKey = function defineForeignKey(className, key) {
  */
 Schema.prototype.disconnect = function disconnect() {
     if (typeof this.adapter.disconnect === 'function') {
-        this.connected = true;
+        this.connected = false;
         this.adapter.disconnect();
     }
 };