Use login_host for import and dump operations
typo in playbooks2.rst
Rephrased an awkward sentence.
Dont exit in FreeBSD/NetBSD subclass in check mode

* As the FIXMEs note: only exit if enable state is going to change.
* This is already handled in service_enable_rcconf() being called by both subclasses.
Fixes #2380 - argument checking in file accepts chained arguments from copy