Implement a |changed filter plugin

Fix typo and broken "Hg.__init__" in 'hg' module

Add caching to pattern enumeration

Inventory._hosts_in_unenumerated_pattern()

Was TODO: cache this logic so if called a second time the result is not
recalculated

Fix timeout bug in firewalld module

nova compute fix for instance name regex issue

Add detail to copy module validate argument

This clarifies the validate command argument and makes it clear that if
it is present, it must include the '%s' argument for the path to the
temporary file to validate.

When using complex args with an async task, the subsequent runs of
async_status would inherit them, causing a module error (invalid params).

Fixes #3150

The route53 api doesn't allow multiple overlapping requests, so if
it is still processing a previous request when the next comes in will
return an error.

Fixes #4085

Prevents parts of the IPv6 address from being interpreted as a port
(for example, :80).

Fixes #3888

fix django_manage migrate command

cobbler inventory bugfix

For values that are booleans in the module doc, the value in the doc section should be a boolean or truthiness
is engaged in the documentation formatting.  This fixes the update_cache default in the docs to the proper
value of "no"

Fixes #4339

This reverts commit 5186c408.