Merge pull request #237 from laurenrother/editing

Copyedits
Comment out unreleased Windows features

This commit hides the unreleased windows features to ensure
that users don't get confused and try to use features that are
not yet available with the current release of puppet/PE.
Added missing closing ' to delayed jobs deletion command
Updated the Quick Nav PuppetDB link and added a link to the catalogs API page for PuppetDB
Added a link to the version endpoint documentation
Updated puppetdb_master.html with the current PuppetDB nav links
Major revision of event inspector page
Merge branch 'event_inspector_edits'
Switched puppetdb_master.html links from 1.5 to master
Merge pull request #239 from senior/puppetdb-manual-updates

Updated the Quick Nav PuppetDB link and added a link to the catalogs API page for PuppetDB
Edits and refinements to Nick's revision of EI page.
Clarified a step in QSG: Writing
Merge branch 'master' of github.com:puppetlabs/puppet-docs
Fix typo in learning/ral.markdown
Merge pull request #238 from ferventcoder/maint/master/18268-comment_unreleased

Comment out unreleased Windows features
Revision of Advanced QSG to include class discovery and EI. New screenshots of same.
Merge branch 'master' of github.com:puppetlabs/puppet-docs
PE 3.1 supports all *EL 4 variants

As per this page: http://puppetlabs.com/puppet/requirements
Merge pull request #240 from zacharyalexstern/master

PE 3.1 supports all *EL 4 variants
Guts: Make the recent_commits tag 1.9 compatible

String no longer has a #each method; you have to specify #each_line instead.
This is backwards compatible with 1.8.