Ansible is available in the main Gentoo repository

Signed-off-by: Justin Lecher <jlec@gentoo.org>
Merge pull request #9690 from jlec/portage

Ansible is available in the main Gentoo repository
Now that we have all of the postgres db being blown away the package manager is initializing a new db.

We don't need to do it manually anymore
Remove references to "baby JSON" in module developing documentation
Creating playbook executor and dependent classes