Set default of 'yes' for update_cache, as is in the documentation
add docker module
add example docs
add python requirements to docs
clean up a few warnings
add requirements back
remove comment about requirements
Un-camelcase DockerContainers, rename class to DockerManager().
Fix a few minor issues in the Getting started document
Update intro_dynamic_inventory.rst

Minor fixes, style and typos
Update intro_adhoc.rst

Update link texts (hopefully got those correct from Sphinx documentation) and remove section on Limiting hosts as that's covered elsewhere
Move info on limit from the ad hoc command page to the pattern page
Update intro_configuration.rst

Minor RST fixes
Tiny RST link fix in modules documentation
Delete extra word in index.rst
Fixes #3847: lineinfile without regex
update with current fixes from docker-ansible
Change ssh header to ssh_connection header
Honor wait on ec2 instance termination
Fixes from docker-ansible, update license to be same as other modules