This module attribute was defaulting the nerves-hub dir of the current
directory in a few places. However, this breaks the expectation when
setting :home_dir or NERVES_HUB_HOME.
This changes removes the module attribute in those places and uses
NervesHubCLI.home_dir/0 instead
This module attribute was defaulting the
nerves-hubdir of the current directory in a few places. However, this breaks the expectation when setting:home_dirorNERVES_HUB_HOME.This changes removes the module attribute in those places and uses
NervesHubCLI.home_dir/0instead