Client supports check action

Support stack check action.

Change-Id: I652136fb20dfa06ac49b9addf85c4f226aa66107
Add a required 'args' to do_list()

It seems all do_*() functions need an "args" parameter.
Although it's deprecated, it should still work.

Change-Id: Id4f392b275ca231bdea584a0d68ec177c5ebeaaa
Closes-bug: #1373219
Merge "Client supports check action"