Update node to NPM 2.1.2, and fix python (by swapping 3.4 back down to 3.4.1 since 3.4.2 isn't released yet; it's still just rc1)
Merge pull request #243 from infosiftr/update-library

Update node to NPM 2.1.2 (which adds NPM to 0.8 too), and fix python (by swapping 3.4 back down to 3.4.1 since 3.4.2 isn't released yet; it's still just rc1)