…ist.

All Strings are now backed by ropes.

…by ropes.

…ava.lang.String.

…h codes have already been calculated.

This could help avoid a length byte walk.

…on node.

We probably need something more robust to various attacks, but we definitely shouldn't be creating a temporary ByteList to get a hash code.

…filling each descendent's byte[] as well.

…ly compute it.

* Unified with the String#data method.
* Used Rubinius::ByteArray and removed our Rubinius::StringData shim.
* Cached value in String DynamicObject and invalidate on Rope update.

… Rope#toString.

…ucture.