Fix broken link in docs/README.md

The url without protocol links to the following:
* https://github.com/github/hubot/blob/master/docs/nodejs.org/
Merge pull request #634 from tricknotes/fix-broken-link-in-docs-readme

Fix broken link in docs/README.md
Fix link to license in package.json

`LICENSE.md` is not found.
Set "private": true to avoid npm publish

This field is appropriate for generated projects that shouldn't (by default) be intended to be published to the npm registry via `npm publish`. Setting this flag will prevent accidental publication.
Merge pull request #636 from searls/patch-1

Set "private": true to avoid npm publish
Merge pull request #635 from tricknotes/fix-link-to-license

Fix link to license in package.json
Add doctype as html 5
Specify charset to show multibyte characters
Merge pull request #637 from tricknotes/specify-charset

Specify charset to html for help