Fix location based return value for Date on subclassing tests

Fixes #489

s/id/esid

Fixes #477

Add tests for _TypedArrays_(object) using object properties

Add Object.getOwnPropertyDescriptors tests

Add coverage for 'name' property of Intl built-in functions

Update tests for Reflect.enumerate and Proxy enumerate trap

Ref #495

Ref #495

Ref #495

Ref #495

Fix test for TypedArrays.from on callable function

TypedArrays constructors are still callable even if they trigger a
TypeError Exception when a new target is not defined

Per https://github.com/tc39/test262/pull/484#discussion_r53228232

Remove unused harness file

Avoid Race Conditions in Test Runner

Promise: Add tests to disallow faulty optimization

Promise: Add test for constructor access count

Reorganize tests for Annex B extensions

Add tests for [[SetPrototypeOf]] on immutable prototype exotic objects

Add tests for _TypedArray_ constructors