Fix sidebar-breaking typo in Facter 2 docs

(My bad.)
Edits and refinement to QSG, including DOC-652, 653, 654.
Merge branch 'master' of github.com:puppetlabs/puppet-docs
add ntp to master
another fix for ntp example
Add breaking changes section to Facter 2 release notes
Fixed some markdown
PRM: Add page about the main puppet.conf config file

That completes our config file collection!
Change "config blocks" wording and links in various places

"Sections" is a better word for these entities.
Merge branch 'puppet35'
(DOC-664) removing known issue about AIX architecture fact
Update 3.5 release notes for final release
Update Facter navigation
Changes main Facter link from index to point to the Facter index, adds
'Other Versions' link to Facter navigation.
Added note about enabling structured facts in Puppet
Update references for 3.5.0 final, delete RC3 references
Fix Facter 2 side nav issue
Merge pull request #309 from zacharyalexstern/master

Removed erroneous spaces from ENC curl script.
Merge branch 'p35relnotesfinal'
Minor edit.
Merge branch 'master' of github.com:puppetlabs/puppet-docs