Removed buggy ToNumber truncation (partial fix for issue 2813)

Calling Map etc without new should throw TypeError (issue 2819)

Fixed a crash for large code objects on ARM (Chromium issue 2736)

Fixed stale unhandlified value in JSObject::SetPropertyForResult. (Chromium issue 265894)

Added new Harmony methods to String.prototype object. (issue 2796,v8:2797,v8:2798,v8:2799)

Performance and stability improvements on all platforms.

git-svn-id: http://v8.googlecode.com/svn/trunk@16010 ce2b1a6d-e550-0410-aec6-3dcde31c8c00