Fix building of docsite

* Fix paths in docsite/Makefile having an additional '..'.
* Ignore generated docsite/rst/modules/*.rst

If a specified key did not have a comment, it would be ignored as
an invalid key.

Fixes #4513

Add option remote_user to task level, to specify the ssh login user

Add "virtio" and "private_networking" options for DigitalOcean droplets

create install_options parameter for homebrew module

Adding os realpath filter.

This is particularly useful when wanting to get the absolute path of filepaths found by the 'fileglob' filter.
This also lets you provide absolute paths to roles, which search for files in different areas unless absolutely pathed.

Assume state='directory' if recurse is set and previous state was 'direc...

'easy_install' executable, modeled on '_get_pip'
from the 'pip' module to correctly handle all combinations of explicit
executable and virtualenv.

path explicit executable is passed to the task and to look for an explicit executable
by basename in a virtualenv if that is specified.

New module argument to specify the executable used for running 'pip'. This allows support for system installation of packages on systems with multiple installations of Python.

New module argument to specify the executable used for running 'easy_install'. This allows support for system installation of packages on systems with multiple installations of Python.

Changes examples from using Flask to some other package (Bottle was chosen) as per @mpdehaan's suggestion.

env-setup for fish users

added new module "ovirt"

initial draft acl module

Added full path to rhnreg_ks command for working correctly with sudo.

Signed-off-by: Brian Coca <briancoca+dev@gmail.com>

Improve the formatting and content for the sysctl module's description.

supervisorctl: user expansion on config filepath