Update Facter index
Copy Facter 1.7 -> 2
Facter 2 index
Add versioned custom facts guide to Facter 2 docs
Facter 1.7 nav -> Facter 2 nav
Update Facter 2 nav header
Release notes placeholder for Facter 2
Start working on Facter 2 core facts
Update link to Facter 2 custom facts guide
Remove overt references to Facter 1.x in Facter 2 custom facts guide
Minor change to Facter 2 release notes
Update versioned custom facts guide (slightly)
First attempt at an outline for an overview of facts
Progress on Facter 2 fact overview
Merge branch 'master' of github.com:puppetlabs/puppet-docs into facter2
Progress on fact overview
Outline for Facter 2 release notes
Facter 2 release notes
Change facter pages to use default nav sidebars
Move to cutting facter docs on minor releases

If we want to reverse this, we can do it later with a 301, but for now, our
experience with the puppet core docs has lead me to think we should manage docs
on minor version boundaries rather than major.