Move inventory tests into subdir, prune non-integration tests.
Adding a new test for the ping module
Add data test for ping
Move integration tests into tests_new.
Rename tests to test, use old directory name.
reconnect unit tests to 'make tests'
Update README.md
fix json typo
Make sure droplet deletion works even when idempotency is achieved using 'name' and 'unique_name' rather than 'id'
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