10up/varying-vagrant-vagrants — pull request #207 by ryanduff (2013-11-19 14:51:30+00:00)
Title: Include note in readme about Virtualbox version on Mavericks

There have been some known issues with Virtualbox on Mavericks. v 4.3.x seems to fix most of the related Vagrant issues. I think it makes sense to make note of that in the readme.