Expose the playbook to callback plugins
Started the development of the 'chdir' functionality for file module - creation symlinks without the base directory prefix
Found a way how to have symlinks towards files without absolute paths in prefixes; fixed incorrect force setting on the hard links, which can not point to non-existing files
Updated the force parameter description; added one example how to create the symlinks pointing to non-absolute paths
apt module: Add support for installing .deb packages

Support installing .deb packages from the local filesystem.

    apt: deb=/tmp/mypackage.deb
Add regex_replace jinja2 filter
Spelling, grammar, layout changes, plus more examples and an orchestration chapter
Require a recent enough version of pycrypto and see that playbook and vault ues it.
distutils' requires parameter doesn't work with setuptools.  Use
setuptools' instal_requires instead
Allow vault encrypted vars as extra_vars

Forward the vault_password to the yaml file utility.
authorized_key: Be more specific about manage_dir

- Explain which properties are managed when manage_dir is True.
Respect region_name in nova_compute

Signed-off-by: Oleg Bulatov <oleg@bulatov.me>
Improvements to the rax inventory script
Treat 255 errors from raw as dark host

Any other module is able to detect a dark host, but raw was treating 255
as a return code from the module execution, rather from the connection
attempt. This change allows 255 to be treated as a connection failure
when using the raw module.
Allow you to pass in arbitrary rsync options. I also added help for it, and what version it was added in.
Added template call to _executor_internal to allow the passing of arbitrary data to modules.
Allow raw and script to support su
fix typo in the capabilities module description
Documentation: fix various small typos
Fix the default url of get_xml function.

* This enable a user to configure uri in get_xml function