Added AV.Promise#try

Author: killme2008

lib/promise.js

@@ -554,4 +554,12 @@
    */
   AV.Promise.prototype.finally = AV.Promise.prototype.always;
 
+  /**
+   * Alias of AV.Promise.prototype.done
+   * @function
+   * @see AV.Promise#done
+   */
+  AV.Promise.prototype.try = AV.Promise.prototype.done;
+
+
 }(this));