Merge pull request #253 from laurenrother/JIRA

Replace links to projects.puppetlabs.com with links to tickets.puppetlabs.com
Minor revisions to QSG based on Isaac's feedback.
Passenger: Give more context about special directories and config.ru

- Explain PassengerAppRoot
- Link to where to find config.ru if you don't have a complete copy of the
  Puppet source (#23358)
Merge branch 'passenger-updates'
Fix abandoned 3.4.0 RC man pages

I did a git mv of a whole directory, but I did it on a branch where these man
pages didn't exist, so when I merged the branches, they got left behind. This
fixes that, including the broken link in the sidebars.
Update title/header to say JIRA rather than Redmine

Yeah, missed it first go-round.
Merge pull request #254 from laurenrother/JIRA

Update title/header to say JIRA rather than Redmine
Move "smart parameter defaults" into classes reference

This part from the old guide to parameterized classes is still relevant
and useful, so I’m moving it into the reference page for classes.
Removed references to the old guide

Replaced with links to the classes reference
(maint) Update community nav to point to jira workflow

The redmine workflow is gone, point to jira instead.
Merge pull request #255 from joshcooper/jira-nav

(maint) Update community nav to point to jira workflow
Merge pull request #256 from puppetlabs/remove-parameterized-classes-guide

Removed parameterized classes guide
Deleted parameterized classes guide.
Update instructions for installing a module from a release tarball

Remove link to bug, since it has been resolved, and update instructions
for installing a module from a release tarball and disabling the PMT
from attempting to resolve dependencies.
Merge branch 'master' of https://github.com/laurenrother/puppet-docs
Update instructions for installing a module from a release tarball

Remove link to bug, since it has been resolved, and update instructions
for installing a module from a release tarball and disabling the PMT
from attempting to resolve dependencies.
Merge pull request #257 from laurenrother/PR_reference_updates

Update instructions for installing a module from a release tarball
Docs updates for 3.4.0 final

Just moving the references, since they're unchanged, and adding a note about PUP-1015.
Moved PE user guide link on docs home page so it's easier to find.
Copyedit a stray sentence in modules_installing