Changed Device name to fix private_network bug

If you try and start fedora with a :private_network, it will fail saying the 'p7p1 device doesn't exist'. Fixed with changing device to eth.
--provider on box add supports any format of that provider
VBoxManage customizations can run at different events [GH-1247]
Config validation error if :id in pre-import VBoxManage
Discover and set SSH_AUTH_SOCK on sudo with forward agent [GH-1307]
VirtualBox no longer removes network interfaces [GH-1324]
Mount NFS with UDP protocol by default [GH-1706]
Replace '\' with '/' on synced folders on Windows
Unused config objects are finalized properly [GH-1877]
Merge pull request #1738 from drogerschariot/master

Private Network bugfix in Fedora by switching p7p to eth
Update CHANGELOG
Cosmetic typo error.
Merge pull request #1973 from tsugliani/patch-1

Cosmetic typo error in VirtualBox error messages
fix regression chowning chef provisioning directory

if the provisioning directory is mounted before this method is called, and the mounted filesystem is of a type that doesn't support chown (e.g. vmhgfs for vmware or hfs) then this method will fail.
Merge pull request #1982 from michaelglass/patch-1

fix regression chowning chef provisioning directory
Set default internal encoding to UTF-8 [GH-1977]
Update CHANGELOG
Typo in CHANGELOG.md

allor -> allow
Merge pull request #1987 from StephenKing/master

Typo in CHANGELOG.md
v1.2.5