* `raw` now returns `changed: true` to be consistent with shell/command/script modules. Add `changed_when: false` to `raw` tasks to restore the pre-2.2 behavior if necessary.
* `raw` now returns `changed: true` to be consistent with shell/command/script modules. Add `changed_when: false` to `raw` tasks to restore the pre-2.2 behavior if necessary.
* removed previously deprecated ';' as host list separator.
* removed previously deprecated ';' as host list separator.
* Only check if the default ssh client supports ControlPersist once instead of once for each host + task combination.
* Only check if the default ssh client supports ControlPersist once instead of once for each host + task combination.
* Fix a problem with the pip module updating the python pip package itself.