Give cli ability to configure tmp disk

https://bugzilla.redhat.com/show_bug.cgi?id=1134083
don’t confirm are you sure when not partitioning

https://bugzilla.redhat.com/show_bug.cgi?id=1134083
appliance console temp_storage fix rubocops
Merge pull request #464 from kbrock/appliance_console_tmp_storage

Give cli ability to configure tmp disk