Add unit tests for NetApp do_setup methods

We need to ensure that our do_setup methods are properly calling check_flags.
This patch adds tests to that effect.  We also need to ensure that our config
documentation is accurate; this also fixes a minor issue for that.

Change-Id: I99eea59c2451fe1508bafa6ae1ed792b3d0b952e
Merge "Add unit tests for NetApp do_setup methods"