Added untar_failure locale.
Added already_exists locale.
Fix 2 broken document links
Add config.arguments for Chef

* Adds chef.arguments to Chef::Provisioner::Config
* Usable in both chef-client and chef-solo
* Specify as a string, "-L /tmp/foo.log", e.g.
Convey default destroy confirmation choice as 'N'

The convention is to capitalize the default choice when presenting
the user with a confirmation dialog. This alters the choices for
'vagrant destroy' confirmation from [Y/N] to [y/N].
`box.url` can use `file://` URI
Retry SSH on EHOSTUNREACH

This is one of those errors that happens once in awhile that can be
retried.
Use the communicate interface for ArchLinux guests
Add missing "saving" transition for VirtualBox machine [GH-1110]
Merge pull request #1096 from danmidwood/master

Use the communicate interface for Arch Linux guests
Error message on ECONNRESET for box downloading via HTTP [GH-1090]
Merge pull request #1087 from nwjsmith/master

Allow `file://` URIs from `config.box.url`
Clean up logic surrounding file downloader matching
Merge pull request #1071 from bcwaldon/confirm-opt-default

Convey default destroy confirmation choice as 'N'
Merge pull request #1056 from jmazzi/patch-1

Fix 2 broken document links
Emitting vagrant-mount events when mounting nfs volumes
VirtualBox 4.2 support
Forward Port GH-1140
Forward port GH-1142
create human readable dna.json