Improve checking for support for fetching IP with `lxc-attach` [GH-118]
Fix broken specs
v0.6.1
Bumb dev version
Fix lxc-attach --namespaces support detection and cache the result
v0.6.2
Bump dev version
Remove extra `if`
Respect Vagrantfile options to disable synced folders
fix #147
Merge pull request #161 from optiflows/shared_disabled

Respect Vagrantfile options to disable synced folders
Update CHANGELOG
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