Merge pull request #9834 from techhat/smtp

Remove log message from __virtual__() in smtp returner
Add info about gitfs improvements

Also improved the information on the BSD package management
enhancements.
Merge pull request #9835 from terminalmage/release_notes

Add info about gitfs improvements
Use the required `__virtualname__` if renaming the module.
Merge pull request #9836 from s0undt3ch/develop

Use the required `__virtualname__` if renaming the module.
Fix create_node argument for setting ssh keypair
Fix unit test expected results since we now exit with an error code.
Fix unit test expected results since we now exit with an error code.
Fix unit test expected results since we now exit with an error code.
Fix unit test expected results since we now exit with an error code.
Fix unit test expected results since we now exit with an error code.
Fix unit test expected results since we now exit with an error code.
Merge pull request #9837 from atsaki/fix_cloudstack_create_node

Fix create_node ssh keypair argument
Update versionadded string
Merge pull request #9839 from techhat/iptables

Update versionadded string
Improve cron state documentation

Instead of a bolded "Caution" before a sentence explaining a common
pitfall of using this state, use a sphinx "warning" directive to draw
attention to this important information.
Fix key error with gateway, fixes #9841
Merge pull request #9842 from techhat/gateway

Fix key error with gateway, fixes #9841
clarify cron docstring
yumpkg: add link to pkg.purge docstring

This resolves #9760 by making pkg.purge include a direct link to the
docs for pkg.remove.