Added _(...).forInRight definitions

lodash/lodash-tests.ts

@@ -685,6 +685,10 @@ result = <any>_.forInRight(new Dog('Dagny'), function(value, key) {
   console.log(key);
 });
 
+	result = <_.LoDashObjectWrapper<any>>_(new Dog('Dagny')).forInRight(function(value, key) {
+	  console.log(key);
+	});
+
 result = <any>_.forOwn({ '0': 'zero', '1': 'one', 'length': 2 }, function(num, key) {
   console.log(key);
 });

lodash/lodash.d.ts

@@ -3271,6 +3271,15 @@ declare module _ {
 			thisArg?: any): Dictionary<T>;
 	}
 
+	interface LoDashObjectWrapper {
+		/**
+		* @see _.forInRight
+		**/
+		forInRight<T extends {}>(
+			callback?: ObjectIterator<T, void>,
+			thisArg?: any): Dictionary<T>;
+	}
+
 	//_.forOwn
 	interface LoDashStatic {
 		/**