Properly capture document.(write|open|close) and check if it's called ffrom the user script context (as window uses these methods to put HTML into an empty document)
Expressly list available/default features.
Version 2.0.0 alpha 24
Update Installation instructions for Ubuntu

As of Node.js v0.10.0, the nodejs package from Chris Lea's repo includes both npm and nodejs-dev, which don't exist anymore.

This should prevent users from being confused by issues like this:
https://github.com/joyent/node/issues/5031
Merge pull request #599 from maljub01/patch-1

Update Installation instructions for Ubuntu
Added support for more character encodings.
merge from upstream