Documents the --step and --start-at options to ansible-playbook. Fixes #9041.
adding for loop on list to to handle the return of none when the list is empty. With the previous method if the list was empty the script died. See http://stackoverflow.com/questions/18852324/typeerror-sequence-item-0-expected-string-nonetype-found
Google: allow for different libcloud provider to support upcoming DNS module
Support new AWS regions: cn-north-1, eu-central-1.
Support RackConnect v3 by allowing a network to be specified for use in determining ansible_ssh_host
Add support for reading from a config file
Support boot from volume discovery
Support fallbacks for access network and access ip version
Add tags options

Add -t OR --tags options to pass to ansible-playbook
Add ability to detect prompts in stdout from run_command
Add a fips fact and use it for integration tests
Disable pip test on FIPS enabled systems because pip unconditionally uses md5
Remove second invocation of mysql_user integration test

Seems to have been mistakenly added when mysql_variable tests were
added.
Skip some md5 related unit tests when running in fips mode
Make VaultEditor Tests compatible with FIPS mode

Migrate one test to vault-1.1.  Skip the two other vault 1.0 tests if
running on a FIPS enabled system
implemented info action for galaxy
Merge pull request #9516 from 0x44/new-regions

Support new AWS regions: cn-north-1, eu-central-1.
removed YAML as documented local facts format as it is not supported and
would require extra modules on target.
Merge pull request #9548 from bcoca/local_facts_noyaml

removed YAML as documented local facts format
Merge pull request #9547 from bcoca/galaxy_info_working

implemented info action for galaxy