in 00_setup / tutorial B

[hungrstrike316]

1. In table of contents, do you want to indent 1.2.1 & 1.2.2 further than 1.2?

2. In from future import jetpack, a typo seaborn is visualization

3. In more python!, link at bottom to pandas notebook is broken.

[charlesfrye]

1. That's fairly sensible, but I'd have to muck about with HTML formatting to change that, and I'm not feeling it.
2. willfix
3. willfix