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
Rewritten part of config to Haml, created helper for views.
Rewritten another configuration parts to Haml, edited helper.