Update using-npm-packages.md (#894)
Update using-npm-packages.md (#894)

* Update using-npm-packages.md

This adds some documentation for this Issue #7013 PR #9666 that was released in Meteor 1.7.

https://github.com/meteor/meteor/pull/9666

* use node_modules consistently

use node_modules consistently

* Lowercase npm package name

Hansoft/meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor,Hansoft/meteor