Implement bridge resource type for OpenBSD
`/usr/local` not include env PATH.
Merge pull request #275 from jasperla/openbsd/bridge

Implement bridge resource type for OpenBSD
Merge pull request #276 from sugamasao/fix-brew-path

fix package path for darwin
Bump up version
Allow check_is_(grouped,owned_by) matchers to use numeric GID/UID
Escape `useradd` parameters
Remove test superfluous
Merge pull request #277 from juanje/file_numeric_attributes

Allow check_is_(grouped,owned_by) matchers to use numeric GID/UID
Merge pull request #278 from gongo/escape_useradd_params

Escape `useradd` parameters
Bump up version
Change host_inventory hash key from symbol to string according to ohai
Merge pull request #279 from serverspec/change-host_inventory-hash-key-from-symbol-to-string

Change host_inventory hash key from symbol to string according to ohai
Bump up version