reorder usermod options
further compatibility with older versions of python-apt (#5853)
Revising method for parsing ranges from --limit subsets

Also added a new test (test_subset_range) for future validation.

Fixes #4620
allow ansible_ssh_private_key_file to be templated (thanks to benno)
removed comment
allow templating of ansible_ssh_private_key_file also in the synchronize module
Add creates= and removes= to the script: action
fix json typo
Added ansible-vault to the installer
Merge pull request #6103 from bryfry/patch-1

fix json typo in documentation
Merge pull request #6105 from tonk/with_vault

Added ansible-vault to the installer
Add async test role
Add handlers test
Add test for basic lookups
Update README.md

Minor readme tweaks since I haven't edited this in a while.
Update README.md
Add iterator tests
Allow custom nosetests parameters

The NOSETESTS variable can be used to support customizing the nosetests
parameters.  This allows providing custom nose parameters such as
--with-coverage.
Fixes #5939 Allow for delegate hosts that are not in inventory
Merge pull request #6113 from jlaska/custom_nose_args

Allow custom nosetest parameters