0.1.3

Added ability on linux to prevent warden from touching dns configuration when ~/.warden/nodnsconfig is present.
Updated install routine to properly trust CA root on Ubuntu (previously warden install would simply fail)
Updated DNS auto-configuration on linux systems to handle systemd-resolved usage.
Fixed issue on Ubuntu where dnsmasq container would fail to bind to port 53.
Fixed issue where lack of ~/.composer dir (resulting in creation by docker) can cause permissions error inside containers.
Fixed issue with bin/magento setup:install allowing it to pass permissions checks (PR #2 by @fooman)
Fixed issue where env and env-init commands failed to reset shell colors when printing error messages (issue #4 reported by @navarr)

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