Stop outdenting private

Wording taken from the ruby community styleguide.

I know some devs would prefer to use this style. I would too. Let's see who is opposed (Hi @evilmarty?)

Pros of this change (method-level private)

- consistent with greater ruby community
- doesn't pretend that private is something other than a method

Pros of outdented

- makes it look like public is a language feature for blocks of code
- ...