add rubocop_todo.yml to silence minor issues
add default cucumber.yml
enable stable guard in dev (USE_INSTALLED_GUARD=1)
use Gem.win_platform?
remove @watchdirs workaround
rename variable since not all results are paths
set custom HOME in Aruba
halt on failures in dev
add rubocop as default rake target
avoid running rubocop on Travis
deprecate unused accessors like lock & running
raise more meaningful exceptions
rename method to match intention
list cmd should not eval guardfile
refactor runner
fix scoping when symbols are mixed with objs
stub out evaluator in ui
force specs to stub File and FileUtils
remove mostly unused fixtures
refactor setuper interactor specs