Use rightscale_volume for restore [skip ci]
Fix restore log and spec tests.
Do a `berks install` in .travis.yml.
Add spec test to test multiple snapshot.
Work around Ruby scoping

- @new_resource is not available inside of a resource's block because
  the context is that of the resource class.
Filter backups by current cloud.
Fix the unit test for cloud_href filter.
Make nickname the name parameter.
Don't use idenity_attr and use name_attribute instead
Set name as the identity_attr.
Don't use identity_attr or name_attribute.
Fix up more changes.
Skip boot devices in get_volume_attachments.
It is resource_uid, not href.
Simplify the condition in restore action.
Fix the broken build.
Restrict rightscale_volume to '~> 1.1.0'.
Merge pull request #5 from rightscale-cookbooks/white_14_04_acu114920_use_rightscale_volume_for_restore

White 14 04 acu114920 use rightscale volume for restore