website: move website to joyent/node-website

The website will no longer be living in the source repository instead
it can be found at http://github.com/joyent/node-website
npm: Upgrade to v1.4.0

- Removes 'npm publish -f'
- Documentation
- Bug-fixes
- Update license etc to refer to npm, Inc. rather than @isaacs personally
Merge remote-tracking branch 'upstream/v0.10' into v0.10