Faster file writer
Add nodejs 0.6 support.
Merge pull request #224 from piuccio/performance

Faster file writer
Merge pull request #226 from math-nao/master

Add nodejs 0.6 support.
Support reporting within symlink/junction

This changes the matcher for source files to get the file list as
real paths (resolving links) such that when the matcher checks if
the file is covered from the Node.js core module path, it actually
matches, since it uses realpath.